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September is the ninth month of the year in the Julian and
Gregorian calendar The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull issued by Pope Gregory XIII, which introduced it as a modification of, and replacement for, the Julian cale ...
s. Its length is 30 days. September in the
Northern Hemisphere The Northern Hemisphere is the half of Earth that is north of the equator. For other planets in the Solar System, north is defined by humans as being in the same celestial sphere, celestial hemisphere relative to the invariable plane of the Solar ...
and
March March is the third month of the year in both the Julian and Gregorian calendars. Its length is 31 days. In the Northern Hemisphere, the meteorological beginning of spring occurs on the first day of March. The March equinox on the 20 or 2 ...
in the Southern Hemisphere are seasonally equivalent. In the Northern hemisphere, the beginning of the meteorological
autumn Autumn, also known as fall (especially in US & Canada), is one of the four temperate seasons on Earth. Outside the tropics, autumn marks the transition from summer to winter, in September (Northern Hemisphere) or March ( Southern Hemisphe ...
is on 1 September. In the Southern hemisphere, the beginning of the meteorological spring is on 1 September. September marks the beginning of the ecclesiastical year in the
Eastern Orthodox Church The Eastern Orthodox Church, officially the Orthodox Catholic Church, and also called the Greek Orthodox Church or simply the Orthodox Church, is List of Christian denominations by number of members, one of the three major doctrinal and ...
. It is the start of the
academic year An academic year, or school year, is a period that schools, colleges and university, universities use to measure the duration of studies for a given educational level. Academic years are often divided into academic terms. Students attend classe ...
in many countries of the northern hemisphere, in which children go back to school after the summer break, sometimes on the first day of the month. Some
Libras Brazilian Sign Language ( ) is the sign language used by deaf communities of Brazil. It is commonly known in short as Libras (). Brazilian Sign Language (Libras) is a well-established language and legally recognized.Virgos are born in September, with Virgos being born on
September 1st Events Pre-1600 * 1145 – The main altar of Lund Cathedral, at the time the seat of the archiepiscopal see of all the Nordic countries, is consecrated. *1173 – The widow Stamira sacrifices herself in order to raise the siege of An ...
through
September 22nd Events Pre-1600 * 904 – The warlord Zhu Quanzhong kills Emperor Zhaozong, the penultimate emperor of the Tang dynasty, after seizing control of the imperial government. * 1236 – The Samogitians defeat the Livonian Brothers of th ...
and Libras
September 23rd Events Pre-1600 * 38 – Drusilla, Caligula's sister who died in June, with whom the emperor is said to have an incestuous relationship, is deified. * 1122 – Pope Callixtus II and Holy Roman Emperor Henry V agree to the Concord ...
through
September 30 Events Pre-1600 * 489 – The Ostrogoths under Theoderic the Great defeat the forces of Odoacer for the second time. * 737 – The Turgesh drive back an Umayyad invasion of Khuttal, follow them south of the Oxus, and capture thei ...
.
September September is the ninth month of the year in the Julian and Gregorian calendars. Its length is 30 days. September in the Northern Hemisphere and March in the Southern Hemisphere are seasonally equivalent. In the Northern hemisphere, the b ...
(from Latin ''septem'', "seven") was originally the seventh month in the oldest known
Roman calendar The Roman calendar was the calendar used by the Roman Kingdom and Roman Republic. Although the term is primarily used for Rome's pre-Julian calendars, it is often used inclusively of the Julian calendar established by Julius Caesar in 46&nbs ...
, the calendar of Romulus , with March being (Latin '' Martius'') the first month of the year until perhaps as late as 451 BC. After the calendar reform that added
January January is the first month of the year in the Julian calendar, Julian and Gregorian calendars. Its length is 31 days. The first day of the month is known as New Year's Day. It is, on average, the coldest month of the year within most of the No ...
and
February February is the second month of the year in the Julian calendar, Julian and Gregorian calendars. The month has 28 days in common years and 29 in leap years, with the February 29, 29th day being called the ''leap day''. February is the third a ...
to the beginning of the year, September became the ninth month but retained its name. It had 29 days until the Julian reform, which added a day.


Events

Ancient Roman In modern historiography, ancient Rome is the Roman people, Roman civilisation from the founding of Rome, founding of the Italian city of Rome in the 8th century BC to the Fall of the Western Roman Empire, collapse of the Western Roman Em ...
observances for September include
Ludi Romani The ''Ludi Romani'' ("Roman Games"; see '' ludi'') was a religious festival in ancient Rome held annually, starting in 366 BC, from September 12 to September 14. In the 1st century BC, an extra day was added in honor of the deified Julius Caesa ...
, originally celebrated from September 12 to September 14, later extended to September 5 to September 19. In the 1st century BC, an extra day was added in honor of the deified Julius Caesar on 4 September.
Epulum Jovis In ancient Roman religion, the Epulum Jovis (also Epulum Iovis) was a sumptuous ritual feast offered to Jove on the Ides of September (September 13) and a smaller feast on the Ides of November (November 13). It was celebrated during the '' Ludi ...
was held on September 13.
Ludi Triumphales In the Roman Empire of the 4th century, the ''Ludi Triumphales'' ("Triumphal Games") were games ''(ludi)'' held annually September (Roman month)#Dates, September 18–22 to commemorate the victory of Constantine I, Constantine over Licinius at Batt ...
was held from September 18–22. The
Septimontium The Septimontium was a proto-Urban area, urban Roman festival, festival celebrated in ancient Rome by ''montani'', residents of the seven ''(sept-)'' communities associated with the hills or peaks of Rome ''(montes)'': Oppius, Palatine Hill, Palati ...
was celebrated in September, and on December 11 on later calendars. These dates do not correspond to the modern Gregorian calendar. September was called the "harvest month" in
Charlemagne Charlemagne ( ; 2 April 748 – 28 January 814) was List of Frankish kings, King of the Franks from 768, List of kings of the Lombards, King of the Lombards from 774, and Holy Roman Emperor, Emperor of what is now known as the Carolingian ...
's calendar. September corresponds partly to the
Fructidor Fructidor () is the twelfth month in the French Republican Calendar. The month was named after the Latin word ''fructus'' 'fruit'. Fructidor is the third month of the summer quarter (''mois d'été''). By the Gregorian calendar, Fructidor starts ...
and partly to the
Vendémiaire Vendémiaire () was the first month in the French Republican calendar. The month was named after the Occitan word ''vendemiaire'' 'grape harvester'. Vendémiaire was the first month of the autumn quarter (''mois d'automne''). It started on the d ...
of the
first French republic In the history of France, the First Republic (), sometimes referred to in historiography as Revolutionary France, and officially the French Republic (), was founded on 21 September 1792 during the French Revolution. The First Republic lasted u ...
. September is called ''Herbstmonat'', harvest month, in Switzerland. The
Anglo-Saxon The Anglo-Saxons, in some contexts simply called Saxons or the English, were a Cultural identity, cultural group who spoke Old English and inhabited much of what is now England and south-eastern Scotland in the Early Middle Ages. They traced t ...
s called the month ''Gerstmonath'', barley month, that crop being then usually harvested. In 1752, the
British Empire The British Empire comprised the dominions, Crown colony, colonies, protectorates, League of Nations mandate, mandates, and other Dependent territory, territories ruled or administered by the United Kingdom and its predecessor states. It bega ...
adopted the
Gregorian calendar The Gregorian calendar is the calendar used in most parts of the world. It went into effect in October 1582 following the papal bull issued by Pope Gregory XIII, which introduced it as a modification of, and replacement for, the Julian cale ...
. In the British Empire that year,
September 2 Events Pre-1600 * 44 BC – Pharaoh Cleopatra VII of Egypt declares her son co-ruler as Ptolemy XV Caesarion. * 44 BC – Cicero launches the first of his '' Philippicae'' (oratorical attacks) on Mark Antony. He will make 14 of ...
was immediately followed by
September 14 Events Pre-1600 *AD 81 – Domitian became Emperor of the Roman Empire upon the death of his brother Titus. * 786 – "Night of the three Caliphs": Harun al-Rashid becomes the Abbasid caliph upon the death of his brother al-Hadi. Bir ...
. On
Usenet Usenet (), a portmanteau of User's Network, is a worldwide distributed discussion system available on computers. It was developed from the general-purpose UUCP, Unix-to-Unix Copy (UUCP) dial-up network architecture. Tom Truscott and Jim Elli ...
, it is said that September 1993 ( Eternal September) never ended. In the United States, September is one of the most common birth months (third most popular after August and July, which both have 31 days), as all but one Top 10 most common birthdays are in September, based on the
National Center for Health Statistics The National Center for Health Statistics (NCHS) is a U.S. government agency that provides statistical information to guide actions and policies to improve the public health of the American people. It is a unit of the Centers for Disease Control ...
statistics on births between 1994 and 2014. The most common birthday is September 9 (#1), least common is September 1 (#250).


Astronomy and astrology

The
September equinox The September equinox (or southward equinox) is the moment when the Sun appears to cross the celestial equator, heading southward. Because of differences between the calendar year and the tropical year, the September equinox may occur from ...
takes place in this month, and certain observances are organized around it. It is the Autumn equinox in the Northern Hemisphere, and the Vernal equinox in the Southern Hemisphere. The dates can vary from 21 September to 24 September (in
UTC Coordinated Universal Time (UTC) is the primary time standard globally used to regulate clocks and time. It establishes a reference for the current time, forming the basis for civil time and time zones. UTC facilitates international communica ...
). September is mostly in the sixth month of the astrological calendar (and the first part of the seventh), which begins at the end of March/Mars/Aries.


Symbols

September's
birthstone A birthstone is a gemstone that represents a person's birth period, usually the month or zodiac sign. Birthstones are often worn as jewelry or a pendant necklace. History of birthstones Western custom The first-century historian Josephus bel ...
is the
sapphire Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide () with trace amounts of elements such as iron, titanium, cobalt, lead, chromium, vanadium, magnesium, boron, and silicon. The name ''sapphire ...
. The birth flowers are the
forget-me-not ''Myosotis'' ( ) is a genus of flowering plants in the family Boraginaceae. The name comes from the Ancient Greek "mouse's ear", which the foliage is thought to resemble. In the Northern Hemisphere, they are colloquially known as forget-me-no ...
,
morning glory Morning glory (also written as morning-glory) is the common name for over 1,000 species of flowering plants in the family Convolvulaceae, whose taxonomy and systematics remain in flux. These species are distributed across numerous genus, gene ...
and
aster Aster or ASTER may refer to: Biology * ''Aster'' (genus), a genus of flowering plants ** List of ''Aster'' synonyms, other genera formerly included in ''Aster'' and still called asters in English * Aster (cell biology), a cellular structure shap ...
. The
zodiac The zodiac is a belt-shaped region of the sky that extends approximately 8° north and south celestial latitude of the ecliptic – the apparent path of the Sun across the celestial sphere over the course of the year. Within this zodiac ...
signs are
Virgo Virgo may refer to: Arts and entertainment * Virgo (film), a 1970 Egyptian film * Virgo (character), several Marvel Comics characters * Virgo Asmita, a character in the manga ''Saint Seiya: The Lost Canvas'' * ''Virgo'' (album), by Virgo Four, ...
(until September 22) and
Libra Libra generally refers to: * Libra (constellation), a constellation * Libra (astrology), an astrological sign based on the star constellation Libra may also refer to: Arts and entertainment * ''Libra'' (novel), a 1988 novel by Don DeLillo Musi ...
(September 23 onward).. Signs in UT/GMT for 1950–2030.


Observances

''This list does not necessarily imply either official status or general observance.''


Non-Gregorian

*
List of observances set by the Bahá'í calendar A list is a set of discrete items of information collected and set forth in some format for utility, entertainment, or other purposes. A list may be memorialized in any number of ways, including existing only in the mind of the list-maker, bu ...
*
List of observances set by the Chinese calendar The traditional Chinese holidays are an essential part of harvests or prayer offerings. The most important Chinese holiday is the Chinese New Year (Spring Festival), which is also celebrated in overseas ethnic Chinese communities (for example in ...
*
List of observances set by the Hebrew calendar All observances begin at sunset the day prior to the Gregorian date listed unless otherwise noted, and end on nightfall of the date in question, which is defined as the appearance of three stars in the sky. On leap years (which occur every 2–3 ...
*
List of observances set by the Islamic calendar All Islamic calendar, Islamic observances begin at the sundown prior to the date listed, and end at sundown of the date in question unless otherwise noted. Holidays for 1441 (2019-2020) {, class="wikitable" !width=20%, Date on Islamic Calenda ...
*
List of observances set by the Solar Hijri calendar Dates in this table are determined by when the March Equinox falls. It will fall on March 20 from 2018 to 2023. {, class="wikitable" , - style="background:#efefef;" ! Holiday date !!Holiday name !! Description !!March equinox on March 19 !!M ...


Month-long

*
Amerindian Heritage Month (Guyana) Amerindian Heritage Month is an annual observance that is held every September in Guyana in honour of Guyana's indigenous peoples. History Amerindian Heritage Month has its beginnings in Amerindian commemorations of 10 September 1957 - the day o ...
* Childhood Cancer Awareness Month (United Kingdom) * Gynecologic Cancer Awareness Month * Leukemia and Lymphoma Awareness Month * Ovarian Cancer Awareness Month * Thyroid Cancer Awareness Month * National Suicide Prevention Month * Vegetable Month


United States

* Better Breakfast Month * Food Safety Education Month * National
Childhood Obesity Childhood obesity is a condition where excess adipose tissue, body fat negatively affects a child's health or well-being. As methods to determine body fat directly are difficult, the diagnosis of obesity is often based on Body mass index, BMI. ...
Awareness Month * Hydrocephalus Awareness Month * Pain Awareness Month * National Preparedness Month * National Prostate Health Month * National Sickle Cell Awareness Month * National Yoga Month


= Food months

= *
National Bourbon Heritage Month National Bourbon Heritage Month is an observance in the United States that calls for celebration of bourbon as America's "Native Spirit" during the month of September. On August 2, 2007, the US Senate declared September 2007 as "National Bourbon H ...
* California Wine Month * National Chicken Month * National Honey Month * National Mushroom Month * National Italian Cheese Month * National Papaya Month * National Potato Month * National Rice Month * National Whole Grains Month * National Wild Rice Month


Movable Gregorian

* Engineering Day (Egypt) * White Balloon Day * Day of the Programmer *
Te Wiki o te Reo Māori () is a government-sponsored initiative intended to encourage New Zealanders to promote the use of the Māori language which is an official language of the country. Māori Language Week is part of a broader movement to revive the Māori langu ...
(Māori Language Week) (
New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
) * See also
Movable Western Christian observances {{Update, date=February 2023 This is a list of Moveable feast, movable observances within Western Christianity. It includes secular observances which are calculated by religious observances. ''This list does not necessarily imply either official ...
* See also
Movable Eastern Christian observances This is a chronological list of moveable Eastern Christian observances. Most of these are calculated by the date of Easter, Pascha. It includes secular observances which are calculated by religious observances. ''This list does not necessarily im ...


First Wednesday

* Administrative Professionals' Day (
South Africa South Africa, officially the Republic of South Africa (RSA), is the Southern Africa, southernmost country in Africa. Its Provinces of South Africa, nine provinces are bounded to the south by of coastline that stretches along the Atlantic O ...
)


First Thursday

*
Engineer's Day Engineer's Day is observed in several countries on various dates of the year. Country-wise list See also *UNESCO World Engineering Day for Sustainable Development References External links

* *{{cite web, url=http://calendar.ut.ac.ir/, ...
s (
Tanzania Tanzania, officially the United Republic of Tanzania, is a country in East Africa within the African Great Lakes region. It is bordered by Uganda to the northwest; Kenya to the northeast; the Indian Ocean to the east; Mozambique and Malawi to t ...
)


First Friday

*
Engineer's Day Engineer's Day is observed in several countries on various dates of the year. Country-wise list See also *UNESCO World Engineering Day for Sustainable Development References External links

* *{{cite web, url=http://calendar.ut.ac.ir/, ...
s (
Tanzania Tanzania, officially the United Republic of Tanzania, is a country in East Africa within the African Great Lakes region. It is bordered by Uganda to the northwest; Kenya to the northeast; the Indian Ocean to the east; Mozambique and Malawi to t ...
) *
Labor Day Labor Day is a Federal holidays in the United States, federal holiday in the United States celebrated on the first Monday of September to honor and recognize the Labor history of the United States, American labor movement and the works and con ...
(
Marshall Islands The Marshall Islands, officially the Republic of the Marshall Islands, is an island country west of the International Date Line and north of the equator in the Micronesia region of the Northwestern Pacific Ocean. The territory consists of 29 c ...
) *
Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...
(
Singapore Singapore, officially the Republic of Singapore, is an island country and city-state in Southeast Asia. The country's territory comprises one main island, 63 satellite islands and islets, and one outlying islet. It is about one degree ...
)


First Sunday

* Brazilian Day (
International observance Lists of holidays by various categorizations. Religious holidays Abrahamic holidays (Middle Eastern) Christian holidays *Christmas (Nativity of Jesus, Nativity of Jesus Christ, the beginning of Christmastide) *Solemnity of Mary, Mother ...
) *
Father's Day Father's Day is a day set aside for honoring one's father, as well as fatherhood, paternal bonds, and the influence of fathers in society. "Father's Day" complements similar celebrations honoring family members, such as Mother's Day and, in som ...
(
Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...
,
Fiji Fiji, officially the Republic of Fiji, is an island country in Melanesia, part of Oceania in the South Pacific Ocean. It lies about north-northeast of New Zealand. Fiji consists of an archipelago of more than 330 islands—of which about ...
,
New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
,
Papua New Guinea Papua New Guinea, officially the Independent State of Papua New Guinea, is an island country in Oceania that comprises the eastern half of the island of New Guinea and offshore islands in Melanesia, a region of the southwestern Pacific Ocean n ...
) *
Memorial of the Holy Guardian Angels The Memorial of the Holy Guardian Angels is a memorial of the Catholic Church officially observed on 2 October. In some places, the feast is observed on the first Sunday in September with the permission of the Congregation for Divine Worship. C ...
(
Roman Catholic Church The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...
, October 2 in most locations, first Sunday in September by special dispensation)


First Sunday after September 4

*
Wakes Week The Wakes Week is a holiday period in parts of England and Scotland. Originally a religious celebration or feast, the tradition of the Wakes Week developed into a secular holiday, particularly in North West England during the Industrial Revoluti ...
(Parts of
England England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...
and
Scotland Scotland is a Countries of the United Kingdom, country that is part of the United Kingdom. It contains nearly one-third of the United Kingdom's land area, consisting of the northern part of the island of Great Britain and more than 790 adjac ...
) ** Abbots Bromley Horn Dance (
Abbots Bromley Abbots Bromley is a village and civil parish in the East Staffordshire district of Staffordshire and lies approximately east of Stafford, England. According to the University of Nottingham English Place-names project, the settlement name Abbots ...
,
Staffordshire Staffordshire (; postal abbreviation ''Staffs''.) is a Ceremonial counties of England, ceremonial county in the West Midlands (region), West Midlands of England. It borders Cheshire to the north-west, Derbyshire and Leicestershire to the east, ...
,
England England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...
)


Week of the first Monday

* National Payroll Week (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
,
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
,
United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...
)


Week of September 10

* National Suicide Prevention Week (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


First Monday

*
Labour Day Labour Day is an annual day of celebration of the labour movement and its labor rights, achievements. It has its origins in the trade union, labour union movement, specifically the Eight-hour day movement, eight-hour day movement, which advoca ...
(
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
,
Palau Palau, officially the Republic of Palau, is an island country in the Micronesia subregion of Oceania in the western Pacific Ocean. The Republic of Palau consists of approximately 340 islands and is the western part of the Caroline Islands ...
,
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Nearest weekday to September 12

* Saragarhi Day (
Sikhism Sikhism is an Indian religion and Indian philosophy, philosophy that originated in the Punjab region of the Indian subcontinent around the end of the 15th century CE. It is one of the most recently founded major religious groups, major religio ...
)


Second Saturday

* Day of the Workers in the Oil, Gas, Power, and Geological Industry (
Turkmenistan Turkmenistan is a landlocked country in Central Asia bordered by Kazakhstan to the northwest, Uzbekistan to the north, east and northeast, Afghanistan to the southeast, Iran to the south and southwest and the Caspian Sea to the west. Ash ...
)


Saturday after first Monday

*
Carl Garner Federal Lands Cleanup Day William Carl Garner (June 1, 1915 – July 6, 2014) was an American engineer. He served as resident engineer of Greers Ferry Lake since its construction in 1959, and in that capacity, he organized a citizen cleanup of the area which expanded to the ...
(
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Second Sunday

* Auditor's Day (
Church of Scientology The Church of Scientology is a group of interconnected corporate entities and other organizations devoted to the practice, administration and dissemination of Scientology, which is variously defined as a cult, a business, or a new religiou ...
) *
Father's Day Father's Day is a day set aside for honoring one's father, as well as fatherhood, paternal bonds, and the influence of fathers in society. "Father's Day" complements similar celebrations honoring family members, such as Mother's Day and, in som ...
(
Latvia Latvia, officially the Republic of Latvia, is a country in the Baltic region of Northern Europe. It is one of the three Baltic states, along with Estonia to the north and Lithuania to the south. It borders Russia to the east and Belarus to t ...
) * National Grandparents' Day (
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
,
Estonia Estonia, officially the Republic of Estonia, is a country in Northern Europe. It is bordered to the north by the Gulf of Finland across from Finland, to the west by the Baltic Sea across from Sweden, to the south by Latvia, and to the east by Ru ...
,
Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...
) * Tanker's Day (
Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...
) * Turkmen Bakhshi Day (
Turkmenistan Turkmenistan is a landlocked country in Central Asia bordered by Kazakhstan to the northwest, Uzbekistan to the north, east and northeast, Afghanistan to the southeast, Iran to the south and southwest and the Caspian Sea to the west. Ash ...
)


First Sunday after first Monday

* National Grandparents' Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Week of September 17

* Celebrate Freedom Week (
Kansas Kansas ( ) is a landlocked U.S. state, state in the Midwestern United States, Midwestern region of the United States. It borders Nebraska to the north; Missouri to the east; Oklahoma to the south; and Colorado to the west. Kansas is named a ...
and
Texas Texas ( , ; or ) is the most populous U.S. state, state in the South Central United States, South Central region of the United States. It borders Louisiana to the east, Arkansas to the northeast, Oklahoma to the north, New Mexico to the we ...
,
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Third Tuesday

*
Prinsjesdag Prinsjesdag () is the day on which the reigning Monarchy of the Netherlands, monarch of the Netherlands addresses a joint session of the States General of the Netherlands, States-General of the Netherlands (consisting of the Senate of the Neth ...
(
Netherlands , Terminology of the Low Countries, informally Holland, is a country in Northwestern Europe, with Caribbean Netherlands, overseas territories in the Caribbean. It is the largest of the four constituent countries of the Kingdom of the Nether ...
)


September 17 but observed on previous Friday if it falls on a Saturday or following Monday if on a Sunday

* Constitution Day and Citizenship Day


Third Friday

* National POW/MIA Recognition Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Third Saturday

* National Cleanup Day (United States) *
Oktoberfest celebrations The Oktoberfest is a two-week festival held each year in Munich, Germany during late September and early October. It is attended by six million people each year and has inspired numerous similar events using the name ''Oktoberfest'' in Germany ...
begin (
German diaspora The German diaspora (, ) consists of German people and their descendants who live outside of Germany. The term is used in particular to refer to the aspects of migration of German speakers from Central Europe to different countries around the ...
, local dates may vary) *
Software Freedom Day Software Freedom Day (SFD) is an annual list of minor secular observances#September, worldwide celebration of Free Software organized by the Digital Freedom Foundation (DFF). SFD is a public education effort with the aim of awareness raising, i ...
(
International observance Lists of holidays by various categorizations. Religious holidays Abrahamic holidays (Middle Eastern) Christian holidays *Christmas (Nativity of Jesus, Nativity of Jesus Christ, the beginning of Christmastide) *Solemnity of Mary, Mother ...
)


Weekend of the week of September 17

* Von Steuben Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Third Sunday

*
Day of the Walloon Region The Day of the Walloon Region or simply the Day of Wallonia () is the annual public holiday of Wallonia, the southern region of Belgium. It is celebrated each third Sunday of September and commemorates the participation of the Walloons to the Belgi ...
(
Wallonia Wallonia ( ; ; or ), officially the Walloon Region ( ; ), is one of the three communities, regions and language areas of Belgium, regions of Belgium—along with Flemish Region, Flanders and Brussels. Covering the southern portion of the c ...
,
Belgium Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe. Situated in a coastal lowland region known as the Low Countries, it is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeas ...
) *
Father's Day Father's Day is a day set aside for honoring one's father, as well as fatherhood, paternal bonds, and the influence of fathers in society. "Father's Day" complements similar celebrations honoring family members, such as Mother's Day and, in som ...
(
Ukraine Ukraine is a country in Eastern Europe. It is the List of European countries by area, second-largest country in Europe after Russia, which Russia–Ukraine border, borders it to the east and northeast. Ukraine also borders Belarus to the nor ...
) * Federal Day of Thanksgiving, Repentance and Prayer (
Switzerland Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe. It is bordered by Italy to the south, France to the west, Germany to the north, and Austria and Liechtenstein to the east. Switzerland ...
) * Warachikuy (
Cusco Cusco or Cuzco (; or , ) is a city in southeastern Peru, near the Sacred Valley of the Andes mountain range and the Huatanay river. It is the capital of the eponymous Cusco Province, province and Cusco Region, department. The city was the cap ...
,
Peru Peru, officially the Republic of Peru, is a country in western South America. It is bordered in the north by Ecuador and Colombia, in the east by Brazil, in the southeast by Bolivia, in the south by Chile, and in the south and west by the Pac ...
)


Week of Sunday before September 23

* Bisexual Awareness Week


Week of September 22

* Tolkien Week


Last week

*
Banned Books Week Banned Books Week is an annual awareness campaign promoted by the American Library Association and Amnesty International, that celebrates the freedom to read, draws attention to banned and challenged books, and highlights persecuted individual ...
(
International observance Lists of holidays by various categorizations. Religious holidays Abrahamic holidays (Middle Eastern) Christian holidays *Christmas (Nativity of Jesus, Nativity of Jesus Christ, the beginning of Christmastide) *Solemnity of Mary, Mother ...
):


Last full week

* National Forest Week (
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
) ** National Tree Day (Wednesday of last full week): * Celebrate Freedom Week (
Arkansas Arkansas ( ) is a landlocked state in the West South Central region of the Southern United States. It borders Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, Texas to the southwest, and Oklahoma ...
and
Florida Florida ( ; ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders the Gulf of Mexico to the west, Alabama to the northwest, Georgia (U.S. state), Georgia to the north, the Atlantic ...
,
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Third Monday

*
Respect for the Aged Day is a public holiday in Japan celebrated annually to honor elderly citizens. It started in 1966 as a national holiday and was held on every September 15. Since 2003, Respect for the Aged Day is held on the third Monday of September due to the ...
(
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
)


Pertaining to the

September Equinox The September equinox (or southward equinox) is the moment when the Sun appears to cross the celestial equator, heading southward. Because of differences between the calendar year and the tropical year, the September equinox may occur from ...

*
Autumnal Equinox Day is a public holiday in Japan that usually occurs on September 22 or 23, the date of Southward equinox in Japan Standard Time (autumnal equinox can occur on different dates for different time zones). Due to the necessity of recent astronomica ...
(
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
) ** French Republican New Year. (defunct) * Guldize (
Cornish people Cornish people or the Cornish (, ) are an ethnic group native to, or associated with Cornwall: and a recognised national minority in the United Kingdom, which (like the Welsh people, Welsh and Breton people, Bretons) can trace its roots to ...
) *
Higan is a Buddhist holiday exclusively celebrated by Japanese sects for seven days; three days before and after both the Spring equinox ( shunbun) and Autumnal equinox ( shūbun). It is observed by nearly every Buddhist school in Japan. The tradi ...
(
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
) * Mabon (
Neopaganism Modern paganism, also known as contemporary paganism and neopaganism, spans a range of new religious movements variously influenced by the Paganism, beliefs of pre-modern peoples across Europe, North Africa, and the Near East. Despite some comm ...
,
Northern Hemisphere The Northern Hemisphere is the half of Earth that is north of the equator. For other planets in the Solar System, north is defined by humans as being in the same celestial sphere, celestial hemisphere relative to the invariable plane of the Solar ...
) *
Miķeļi Miķeļi () or Miķeļdiena is a Latvian autumn equinox and annual harvest festival and market. Latvian Miķeļi dainas referred to good and rich husbands as bread fathers, who are associated with the autumn harvest ripening. In different regions, ...
(
Latvia Latvia, officially the Republic of Latvia, is a country in the Baltic region of Northern Europe. It is one of the three Baltic states, along with Estonia to the north and Lithuania to the south. It borders Russia to the east and Belarus to t ...
) * Ostara (
Neopaganism Modern paganism, also known as contemporary paganism and neopaganism, spans a range of new religious movements variously influenced by the Paganism, beliefs of pre-modern peoples across Europe, North Africa, and the Near East. Despite some comm ...
, Southern Hemisphere)


Fourth Friday

* Native American Day (
California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
,
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Last Friday

* Manit Day (
Marshall Islands The Marshall Islands, officially the Republic of the Marshall Islands, is an island country west of the International Date Line and north of the equator in the Micronesia region of the Northwestern Pacific Ocean. The territory consists of 29 c ...
)


Last Saturday

* Girls in Aviation Day (
International observance Lists of holidays by various categorizations. Religious holidays Abrahamic holidays (Middle Eastern) Christian holidays *Christmas (Nativity of Jesus, Nativity of Jesus Christ, the beginning of Christmastide) *Solemnity of Mary, Mother ...
) *
National Public Lands Day National Public Lands Day (NPLD) is celebrated annually at public lands in the United States on the fourth Saturday of September. A signature event of the National Environmental Education Foundation, it promotes both popular enjoyment and Volunte ...
(
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Last Sunday

*
Daylight saving time Daylight saving time (DST), also referred to as daylight savings time, daylight time (Daylight saving time in the United States, United States and Daylight saving time in Canada, Canada), or summer time (British Summer Time, United Kingdom, ...
begins (
New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
) * Gold Star Mother's Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Fourth Monday

*
American Indian Day Native American Day is a holiday observed in several US states in celebration of Native American culture. In California and Nevada, the holiday is designated on the fourth Friday of September, whereas in South Dakota and Wisconsin, it falls on t ...
(
Tennessee Tennessee (, ), officially the State of Tennessee, is a landlocked U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders Kentucky to the north, Virginia to the northeast, North Carolina t ...
,
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) *
September Declaration The September Declaration (Dutch: ''Septemberverklaring'') is the annual government policy statement of Flanders in the form of a speech by the Minister-President of Flanders to the members of the Flemish Parliament. The Declaration, drafted by the ...
(
Flanders Flanders ( or ; ) is the Dutch language, Dutch-speaking northern portion of Belgium and one of the communities, regions and language areas of Belgium. However, there are several overlapping definitions, including ones related to culture, la ...
,
Belgium Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe. Situated in a coastal lowland region known as the Low Countries, it is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeas ...
)


Last Wednesday

* Maple Leaf Day (
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
)


Last weekday

* Ask a Stupid Question Day (
India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...
,
United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...
,
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
)


Fixed Gregorian

*
September 1 Events Pre-1600 * 1145 – The main altar of Lund Cathedral, at the time the seat of the archiepiscopal see of all the Nordic countries, is consecrated. *1173 – The widow Stamira sacrifices herself in order to raise the siege of A ...
** Anniversary of the Start of the Armed Struggle (
Eritrea Eritrea, officially the State of Eritrea, is a country in the Horn of Africa region of East Africa, with its capital and largest city being Asmara. It is bordered by Ethiopia in the Eritrea–Ethiopia border, south, Sudan in the west, and Dj ...
) ** Constitution Day (Slovakia) ** Disaster Prevention Day (
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
) ** Emma Nutt Day (
International observance Lists of holidays by various categorizations. Religious holidays Abrahamic holidays (Middle Eastern) Christian holidays *Christmas (Nativity of Jesus, Nativity of Jesus Christ, the beginning of Christmastide) *Solemnity of Mary, Mother ...
) **
First day of school An academic year, or school year, is a period that schools, colleges and universities use to measure the duration of studies for a given educational level. Academic years are often divided into academic terms. Students attend classes and do rel ...
in many countries in Asia, Europe and the Americas. **
Flag Day A flag day is a flag-related holiday, a day designated for flying a certain flag (such as a national flag) or a day set aside to celebrate a historical event such as a nation's adoption of its flag. Flag days are usually codified in national s ...
(
Honduras Honduras, officially the Republic of Honduras, is a country in Central America. It is bordered to the west by Guatemala, to the southwest by El Salvador, to the southeast by Nicaragua, to the south by the Pacific Ocean at the Gulf of Fonseca, ...
) ** Independence Day (Uzbekistan) ** Journalist Day (
Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
) **
Knowledge Day Knowledge Day (), often simply called 1 September, is the list of holidays, day when the Academic term, school year traditionally starts in Russia and many other former Soviet republics as well as other countries in the former Eastern Bloc (exclu ...
(
Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...
,
Ukraine Ukraine is a country in Eastern Europe. It is the List of European countries by area, second-largest country in Europe after Russia, which Russia–Ukraine border, borders it to the east and northeast. Ukraine also borders Belarus to the nor ...
and
Armenia Armenia, officially the Republic of Armenia, is a landlocked country in the Armenian Highlands of West Asia. It is a part of the Caucasus region and is bordered by Turkey to the west, Georgia (country), Georgia to the north and Azerbaijan to ...
) ** National Cherry Popover Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) **
Random Acts of Kindness Day Random Acts of Kindness Day is a day to celebrate and encourage random acts of kindness. "It's just a day to celebrate kindness and the whole pay it forward Pay it forward is an expression for describing the beneficiary of a good deed repayi ...
(
New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
) ** Start of National Arbor Week (
South Africa South Africa, officially the Republic of South Africa (RSA), is the Southern Africa, southernmost country in Africa. Its Provinces of South Africa, nine provinces are bounded to the south by of coastline that stretches along the Atlantic O ...
), September 1–7 ** Veteran's Day (
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
) **
Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...
(
Singapore Singapore, officially the Republic of Singapore, is an island country and city-state in Southeast Asia. The country's territory comprises one main island, 63 satellite islands and islets, and one outlying islet. It is about one degree ...
) **
Wattle Day Wattle Day is a day of celebration in Australia on the first day of September each year, which is the start of the Australian spring. This is the time when many ''Acacia'' species (commonly called wattles in Australia), are in flower. So, people w ...
(
Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...
) *
September 2 Events Pre-1600 * 44 BC – Pharaoh Cleopatra VII of Egypt declares her son co-ruler as Ptolemy XV Caesarion. * 44 BC – Cicero launches the first of his '' Philippicae'' (oratorical attacks) on Mark Antony. He will make 14 of ...
** Democracy Day (
Tibet Tibet (; ''Böd''; ), or Greater Tibet, is a region in the western part of East Asia, covering much of the Tibetan Plateau and spanning about . It is the homeland of the Tibetan people. Also resident on the plateau are other ethnic groups s ...
) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
(Transnistria, unrecognized) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
(
Nagorno-Karabakh Republic Artsakh ( ), officially the Republic of Artsakh or the Republic of Nagorno-Karabakh ( ), was a list of states with limited recognition, breakaway state in the South Caucasus whose territory was internationally recognised as part of Azerbai ...
, unrecognized) ** National Blueberry Popsicle Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) **
National Day (Vietnam) Independence Day () is a national holiday in Vietnam observed on 2 September, commemorating President Hồ Chí Minh reading the Declarations of independence of Vietnam at Ba Đình Square in Hanoi on 2 September 1945. It is the country's N ...
** Sedantag (
German Empire The German Empire (),; ; World Book, Inc. ''The World Book dictionary, Volume 1''. World Book, Inc., 2003. p. 572. States that Deutsches Reich translates as "German Realm" and was a former official name of Germany. also referred to as Imperia ...
, defunct) **
Victory over Japan Day Victory over Japan Day (also known as V-J Day, Victory in the Pacific Day, or V-P Day) is the day on which Surrender of Japan, Imperial Japan surrendered in World War II, in effect bringing the war End of World War II in Asia, to an end. The ...
(
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) *
September 3 Events Pre-1600 *36 BC – In the Battle of Naulochus, Marcus Vipsanius Agrippa, admiral of Octavian, defeats Sextus Pompey, son of Pompey, thus ending Pompeian resistance to the Second Triumvirate. * 301 – San Marino, one of the ...
** China's victory over Japan commemoration related observances: ***
Armed Forces Day An Armed Forces Day, alongside its Military branch, branch-specific variants often referred to as Army or Soldier's Day, Navy or Sailor's Day, and Air Force or Aviator's Day, is a holiday dedicated to honoring the Military, armed forces, o ...
(
Republic of China Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
) ***
V-J Day Victory over Japan Day (also known as V-J Day, Victory in the Pacific Day, or V-P Day) is the day on which Imperial Japan surrendered in World War II, in effect bringing the war to an end. The term has been applied to both of the days on wh ...
(
People's Republic of China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...
) ** Feast of San Marino and the Republic (
Republic of San Marino A republic, based on the Latin phrase ''res publica'' ('public affair' or 'people's affair'), is a state in which political power rests with the public (people), typically through their representatives—in contrast to a monarchy. Although a ...
) ** Flag Day (Australia) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
(
Qatar Qatar, officially the State of Qatar, is a country in West Asia. It occupies the Geography of Qatar, Qatar Peninsula on the northeastern coast of the Arabian Peninsula in the Middle East; it shares Qatar–Saudi Arabia border, its sole land b ...
) ** Levy Mwanawasa Day (
Zambia Zambia, officially the Republic of Zambia, is a landlocked country at the crossroads of Central Africa, Central, Southern Africa, Southern and East Africa. It is typically referred to being in South-Central Africa or Southern Africa. It is bor ...
) **
Memorial Day Memorial Day (originally known as Decoration Day) is a federal holiday in the United States for mourning the U.S. military personnel who died while serving in the United States Armed Forces. It is observed on the last Monday of May. It i ...
(
Tunisia Tunisia, officially the Republic of Tunisia, is a country in the Maghreb region of North Africa. It is bordered by Algeria to the west and southwest, Libya to the southeast, and the Mediterranean Sea to the north and east. Tunisia also shares m ...
) ** Merchant Navy Remembrance Day (
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
) **
Merchant Navy (United Kingdom) The British Merchant Navy is the collective name given to British civilian ships and their associated crews, including officers and ratings. In the UK, it is simply referred to as the Merchant Navy or MN. Merchant Navy vessels fly the Red Ensig ...
** National Welsh Rarebit Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Tokehega Day (
Tokelau Tokelau (; ; known previously as the Union Islands, and, until 1976, known officially as the Tokelau Islands) is a dependent territory of New Zealand in the southern Pacific Ocean. It consists of three tropical coral atolls: Atafu, Nukunonu, an ...
,
New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
) *
September 4 Events Pre-1600 * 476 – Romulus Augustulus is deposed when Odoacer proclaims himself "King of Italy", thus Fall of the Western Roman Empire, ending the Western Roman Empire. * 626 – Li Shimin, Posthumous name, posthumously known as ...
** Immigrant's Day (
Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...
) ** National Macadamia Nut Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) **
Newspaper Carrier Day International Newspaper Carrier Day is an annual observance created by the Newspaper Association of America and celebrated in October. The day is scheduled in association with the Newspaper Association Managers' National Newspaper Week. National N ...
(
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) *
September 5 Events Pre-1600 * 917 – Liu Yan declares himself emperor, establishing the Southern Han state in southern China, at his capital of Panyu. * 1367 – Swa Saw Ke becomes king of Ava *1590 – Alexander Farnese's army forces Hen ...
** International Day of Charity ** National Cheese Pizza Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) **
Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...
(
India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...
) *
September 6 Events Pre-1600 * 394 – Battle of the Frigidus: Roman emperor Theodosius I defeats and kills Eugenius the usurper. His Frankish ''magister militum'' Arbogast escapes but commits suicide two days later. *1492 – Christopher Co ...
**
Armed Forces Day An Armed Forces Day, alongside its Military branch, branch-specific variants often referred to as Army or Soldier's Day, Navy or Sailor's Day, and Air Force or Aviator's Day, is a holiday dedicated to honoring the Military, armed forces, o ...
(São Tomé and Príncipe) ** Defence Day or
Army Day An army, ground force or land force is an armed force that fights primarily on land. In the broadest sense, it is the land-based military branch, service branch or armed service of a nation or country. It may also include aviation assets by p ...
(Pakistan) **
Flag Day A flag day is a flag-related holiday, a day designated for flying a certain flag (such as a national flag) or a day set aside to celebrate a historical event such as a nation's adoption of its flag. Flag days are usually codified in national s ...
(
Bonaire Bonaire is a Caribbean island in the Leeward Antilles, and is a Caribbean Netherlands, special municipality (officially Public body (Netherlands), "public body") of the Netherlands. Its capital is the port of Kralendijk, on the west (Windward an ...
) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
(Eswatini) ** National Coffee Ice Cream Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) **
Unification Day (Bulgaria) Unification Day () on 6 September is a Public holiday, national holiday of Bulgaria. It commemorates the Bulgarian unification, unification of Eastern Rumelia and the Principality of Bulgaria in 1885. By the terms of the Treaty of Berlin (1878) ...
*
September 7 Events Pre-1600 * 878 – Louis the Stammerer is crowned as king of West Francia by Pope John VIII. * 1159 – Cardinal Rolando Bandinelli is elected Pope Alexander III, prompting the election of Cardinal Octaviano Monticelli as Anti ...
**
Air Force Day (Pakistan) Air Force Day ( or ''Youm-e-Fizaya'') is celebrated in Pakistan as a national day on 7 September, after the annual celebration of the Defence Day. Airshows and other programs mark the Pakistan Air Force's (PAF) role in defending the nation in t ...
** Independence Day (Brazil) ** Military Intelligence Day (Ukraine) ** National Acorn Squash Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Beer Lover's Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Salami Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Threatened Species Day (
Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...
) **
Victory Day Victory Day is a commonly used name for public holidays in various countries, where it commemorates a nation's triumph over a hostile force in a war or the liberation of a country from hostile occupation. In many cases, multiple countries may ob ...
(
Mozambique Mozambique, officially the Republic of Mozambique, is a country located in Southeast Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi and Zambia to the northwest, Zimbabwe to the west, and Eswatini and South Afr ...
) *
September 8 Events Pre-1600 * 70 – After the capture of Herod's Palace the previous day, a Roman army under Titus secures and plunders the city of Jerusalem. * 617 – Battle of Huoyi: Li Yuan defeats a Sui dynasty army, opening the path ...
** Day of the Battle of Borodino (Russia) ** Feast Day of Our Lady of Meritxell (Andorra) **
Independence Day (North Macedonia) Independence Day () in North Macedonia is celebrated on 8 September. It has been a national holiday since 1991, when, following a referendum for Independence, SR Macedonia gained its independence from Yugoslavia, where it was a federal state, a ...
**
International Literacy Day International Literacy Day is an international observance, celebrated each year on 8 September. It was declared by UNESCO on 26 October 1966 at the 14th session of UNESCO's General Conference and celebrated for the first time in 1967. The day ai ...
**
Martyrs' Day (Afghanistan) In May 2012, the National Assembly of Afghanistan accepted September 9 (or September 8, variable per Solar Hijri calendar) as "a new national holiday to honour national hero Ahmad Shah Massoud and those who died fighting for the country." The date ...
(date may fall on September 9, follows a non-Gregorian calendar) ** National day (Andorra) **
Nativity of Mary The Nativity of the Blessed Virgin Mary, the Nativity of Mary, Marymas or the Birth of the Virgin Mary, refers to a Christian feast day celebrating the birth of Mary, mother of Jesus. The modern Biblical canon does not record Mary's birth. The ...
(
Roman Catholic Church The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...
), (
Anglo-Catholicism Anglo-Catholicism comprises beliefs and practices that emphasise the Catholicism, Catholic heritage (especially pre-English Reformation, Reformation roots) and identity of the Church of England and various churches within Anglicanism. Anglo-Ca ...
) ***
Monti Fest ''Monti Fest'' is a Catholic Christian festival held on the 8th of September every year, by the Latin Christian community of Konkani people, originating in the Konkan region of India & the Konkani Christian migrants in the Canara sub-region of ...
( Mangalorean Catholic) **
Victory Day Victory Day is a commonly used name for public holidays in various countries, where it commemorates a nation's triumph over a hostile force in a war or the liberation of a country from hostile occupation. In many cases, multiple countries may ob ...
(Pakistan) **
Victory Day (Malta) Victory Day (or ''Otto settembre'') is a public holiday celebrated in Malta on 8 September and recalls the end of three historical sieges made on the Maltese archipelago, namely: the Great Siege of Malta by the Ottoman Empire ending in 1565; the ...
** World Physical Therapy Day *
September 9 Events Pre-1600 *337 – Constantine II, Constantius II, and Constans succeed their father Constantine I as co-emperors. The Roman Empire is divided between the three Augusti. * 1000 – Battle of Svolder, Viking Age. * 1141 &ndas ...
** Armored Forces Day (Ukraine) ** California Admission Day (
California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...
, United States) **
Children's Day Children's Day is a commemorative date celebrated annually in honour of children, whose date of observance varies by country. In 1925, International Children's Day was first proclaimed in Geneva during the World Conference on Child Welfare. Sin ...
(Costa Rica) ** Chrysanthemum Day (
Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
) ** Day of the Victims of Holocaust and of Racial Violence (Slovakia) ** Emergency Services Day (United Kingdom) ** Independence Day or Republic Day (North Korea) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
(Tajikistan) from
USSR The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
in 1991. **
Martyrs' Day (Afghanistan) In May 2012, the National Assembly of Afghanistan accepted September 9 (or September 8, variable per Solar Hijri calendar) as "a new national holiday to honour national hero Ahmad Shah Massoud and those who died fighting for the country." The date ...
(date may fall on September 8, follows a non-Gregorian calendar) ** National Steak Au Poivre Day (United States) ** Remembrance for Herman the Cheruscan (
The Troth The Troth, formerly the Ring of Troth, is an American-based international heathen organization.On its mai ...
) ** Wienerschnitzel Day (United States) *
September 10 Events Pre-1600 * 506 – The bishops of Visigothic Gaul meet in the Council of Agde. * 1089 – The first synod of pope Urban II starts in Melfi, with seventy bishops and twelve abbots in attendance. The synod issues several decree ...
** Amerindian Heritage Day (Guyana) **
Children's Day Children's Day is a commemorative date celebrated annually in honour of children, whose date of observance varies by country. In 1925, International Children's Day was first proclaimed in Geneva during the World Conference on Child Welfare. Sin ...
(Honduras) ** National Day (
Gibraltar Gibraltar ( , ) is a British Overseas Territories, British Overseas Territory and British overseas cities, city located at the southern tip of the Iberian Peninsula, on the Bay of Gibraltar, near the exit of the Mediterranean Sea into the A ...
) ** National TV Dinner Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Saint George's Caye Day (Belize) **
Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...
(China) **
World Suicide Prevention Day World Suicide Prevention Day (WSPD) is an awareness day always observed on 10 September every year, in order to provide worldwide commitment and action to prevent suicides, with various activities around the world since 2003. The International A ...
*
September 11 Events Pre-1600 * 9 – The Battle of the Teutoburg Forest ends: The Roman Empire suffers the greatest defeat of its history and the Rhine is established as the border between the Empire and the so-called barbarians for the next four hu ...
** Battle of Tendra Day (Russia) ** Death Anniversary of Quaid-e-Azam Muhammad Ali Jinnah, a former holiday. (Pakistan) ** Emergency Number Day (United States) ** Enkutatash falls on this day if it is not a leap year.(Ethiopia,
Rastafari Rastafari is an Abrahamic religions, Abrahamic religion that developed in Jamaica during the 1930s. It is classified as both a new religious movement and a social movement by Religious studies, scholars of religion. There is no central authori ...
) **
National Day of Catalonia The National Day of Catalonia ( ), also known as the ''Diada'', is a day-long festival in Catalonia and one of its official national symbols, celebrated annually on 11 September. It is one of the public holidays in Catalonia. It commemorates ...
(
Catalonia Catalonia is an autonomous community of Spain, designated as a ''nationalities and regions of Spain, nationality'' by its Statute of Autonomy of Catalonia of 2006, Statute of Autonomy. Most of its territory (except the Val d'Aran) is situate ...
) ** National Hot Cross Bun Day (United States) ** Nayrouz (
Coptic Orthodox Church The Coptic Orthodox Church (), also known as the Coptic Orthodox Patriarchate of Alexandria, is an Oriental Orthodox Christian church based in Egypt. The head of the church and the See of Alexandria is the pope of Alexandria on the Holy Apo ...
) **
Patriot Day In the United States, Patriot Day occurs on September 11 of each year in memory of the victims killed in the September 11 terrorist attacks in 2001. History In the immediate aftermath of the attacks, carried out by terrorists from Al-Qaeda, P ...
(United States) **
Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...
(Argentina) *
September 12 Events Pre-1600 * 490 BC – Battle of Marathon: The conventionally accepted date for the Battle of Marathon. The Athenians and their Plataean allies defeat the first Persian invasion force of Greece. * 372 – Sixteen Kingdoms: Sima ...
**
Most Holy Name of the Blessed Virgin Mary The Feast of the Most Holy Name of the Blessed Virgin Mary is an optional memorial celebrated in the liturgical calendar of the Catholic Church on 12 September. It has been a universal Roman Rite feast since 1684, when Pope Innocent XI included i ...
** Day of Conception (Russia) ** Day of the Programmer, during a
leap year A leap year (also known as an intercalary year or bissextile year) is a calendar year that contains an additional day (or, in the case of a lunisolar calendar, a month) compared to a common year. The 366th day (or 13th month) is added to keep t ...
. (International) **
Defenders Day Defenders Day may refer to one of several public holidays: * Defenders Day (Maryland) * Defenders Day (Ukraine) * Defender of the Fatherland Day (Kazakhstan) * Defender of the Motherland Day (Uzbekistan) * Defender of the Fatherland Day (Russia) S ...
(
Maryland Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It borders the states of Virginia to its south, West Virginia to its west, Pennsylvania to its north, and Delaware to its east ...
. (United States) ** Enkutatash falls on this day if it is a leap year. (Ethiopia,
Rastafari Rastafari is an Abrahamic religions, Abrahamic religion that developed in Jamaica during the 1930s. It is classified as both a new religious movement and a social movement by Religious studies, scholars of religion. There is no central authori ...
) ** Mindfulness Day ** National Chocolate Milkshake Day (United States) ** National Day (Cape Verde) ** National Day of Encouragement (United States) *
September 13 Events Pre-1600 *585 BC – Lucius Tarquinius Priscus, king of Rome, celebrates a triumph for his victories over the Sabines, and the surrender of Collatia. *509 BC – The Temple of Jupiter Optimus Maximus on Rome's Capitoline Hill ...
** Day of the Programmer, during a non-
leap year A leap year (also known as an intercalary year or bissextile year) is a calendar year that contains an additional day (or, in the case of a lunisolar calendar, a month) compared to a common year. The 366th day (or 13th month) is added to keep t ...
. (International) **
Feast of the Cross The Feast of the Holy Cross, or Feast of the Cross, commemorates True Cross, the cross used in the crucifixion of Jesus. In the Christianity, Christian liturgical calendar, there are several different celebrations which honor and celebrate the ...
(
Assyrian Church of the East The Assyrian Church of the East (ACOE), sometimes called the Church of the East and officially known as the Holy Apostolic Catholic Assyrian Church of the East, is an Eastern Christianity, Eastern Syriac Christianity, Syriac Christian denomin ...
) ** '' Día de los Niños Héroes'' (Mexico) **
Engineer's Day Engineer's Day is observed in several countries on various dates of the year. Country-wise list See also *UNESCO World Engineering Day for Sustainable Development References External links

* *{{cite web, url=http://calendar.ut.ac.ir/, ...
(Mauritius) ** International Chocolate Day ** National Peanut Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) *
September 14 Events Pre-1600 *AD 81 – Domitian became Emperor of the Roman Empire upon the death of his brother Titus. * 786 – "Night of the three Caliphs": Harun al-Rashid becomes the Abbasid caliph upon the death of his brother al-Hadi. Bir ...
**
Children's Day Children's Day is a commemorative date celebrated annually in honour of children, whose date of observance varies by country. In 1925, International Children's Day was first proclaimed in Geneva during the World Conference on Child Welfare. Sin ...
(Nepal) (celebrated on the 15th on leap years) **
Engineer's Day Engineer's Day is observed in several countries on various dates of the year. Country-wise list See also *UNESCO World Engineering Day for Sustainable Development References External links

* *{{cite web, url=http://calendar.ut.ac.ir/, ...
(Romania) **
Feast of the Cross The Feast of the Holy Cross, or Feast of the Cross, commemorates True Cross, the cross used in the crucifixion of Jesus. In the Christianity, Christian liturgical calendar, there are several different celebrations which honor and celebrate the ...
(Christianity) ***
Elevation of the Holy Cross The Elevation of the Holy Cross (), also known as the Exaltation of the Holy Cross, is one of the Great Feasts of the Orthodox Church, celebrated on September 14. The feast is celebrated on the anniversary of the day on which St. Helena found ...
(
Eastern Orthodox Eastern Orthodoxy, otherwise known as Eastern Orthodox Christianity or Byzantine Christianity, is one of the three main Branches of Christianity, branches of Chalcedonian Christianity, alongside Catholic Church, Catholicism and Protestantism ...
) ** Hindi Diwas ( Hindi-speaking regions) ** Mobilized Servicemen Day (Ukraine) ** National Cream Filled Donut Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Eat a Hoagie Day (United States) **
San Jacinto Day San Jacinto Day is the celebration of the Battle of San Jacinto on April 21, 1836. It was the final battle of the Texas Revolution where Texas won its independence from Mexico. It is an official "partial staffing holiday" in the State of Texas ( ...
(Nicaragua) *
September 15 Events Pre-1600 * 994 – Major Fatimid victory over the Byzantine Empire at the Battle of the Orontes. * 1440 – Gilles de Rais, one of the earliest known serial killers, is taken into custody upon an accusation brought against hi ...
** Battle of Britain Day (United Kingdom) **
Children's Day Children's Day is a commemorative date celebrated annually in honour of children, whose date of observance varies by country. In 1925, International Children's Day was first proclaimed in Geneva during the World Conference on Child Welfare. Sin ...
(Nepal) (leap years only) **
Engineer's Day Engineer's Day is observed in several countries on various dates of the year. Country-wise list See also *UNESCO World Engineering Day for Sustainable Development References External links

* *{{cite web, url=http://calendar.ut.ac.ir/, ...
(India) **
Free Money Day Free Money Day is a global social experiment held annually on September 15, the anniversary of the Lehman Brothers' 2008 filing for bankruptcy. Participants hand out money to strangers, asking them to pass half onto someone else. Money is excha ...
(International) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
(Guatemala, El Salvador, Honduras, Nicaragua, and Costa Rica) ** International Day of Democracy (
International International is an adjective (also used as a noun) meaning "between nations". International may also refer to: Music Albums * ''International'' (Kevin Michael album), 2011 * ''International'' (New Order album), 2002 * ''International'' (The T ...
) **
Knowledge Day Knowledge Day (), often simply called 1 September, is the list of holidays, day when the Academic term, school year traditionally starts in Russia and many other former Soviet republics as well as other countries in the former Eastern Bloc (exclu ...
(Azerbaijan) ** National Crème de Menthe Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Double Cheeseburger Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Linguine Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Cheese Toast Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Patriotic Day (Guatemala) ** Restoration of Primorska to the Motherland Day (Slovenia) ** Silpa Bhirasri Day (Thailand). ** World Lymphoma Awareness Day ** The beginning of
National Hispanic Heritage Month National Hispanic Heritage Month ( Spanish: ''Mes nacional de la herencia hispana'') is annually observed from September 15 to October 15 in the United States for recognizing the contributions and influence of Hispanic culture to the nation's achi ...
, celebrated until October 15 (United States) *
September 16 Events Pre-1600 * 681 – Pope Honorius I is posthumously excommunicated by the Sixth Ecumenical Council. *1400 – Owain Glyndŵr is declared Prince of Wales by his followers. 1601–1900 * 1620 – Pilgrims set sail for ...
**
Grito de Dolores The Cry of Dolores () occurred in Dolores, Mexico, on 16 September 1810, when Roman Catholic priest Miguel Hidalgo y Costilla rang his church bell and gave the call to arms that triggered the Mexican War of Independence. The Cry of Dolores is m ...
(Mexico) ** Independence Day (Papua New Guinea), celebrates the independence of Papua New Guinea from Australia in 1975. ** International Day for the Preservation of the Ozone Layer ** Malaysian Armed Forces Day (Malaysia) **
Malaysia Day Malaysia Day (; Jawi: ) is a public holiday held on 16 September every year nationally since 2010 to commemorate the establishment of the Malaysian federation on that date in 1963. This event saw Malaya (already a sovereign state since 1957 ...
(Malaysia, Singapore) **
Martyrs' Day Martyrs' Day are days observed in or by some countries, including the United States, Japan, India, Brazil, Canada and Australia, to recognise martyrs such as soldiers, revolutionaries or victims of genocide. Below is a list of various Martyrs' Days ...
(Libya) **
Heroes' Day Heroes' Day or National Heroes' Day may refer to a number of commemorations of national heroes in different countries and territories. It is often held on the birthday of a national hero or heroine, or the anniversary of their great deeds that ...
(Saint Kitts and Nevis) ** National Cinnamon Raisin Toast Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Guacamole Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) *
September 17 Events Pre-1600 * 1111 – Highest Galician nobility led by Pedro Fróilaz de Traba and the bishop Diego Gelmírez crown Alfonso VII as "King of Galicia". *1176 – The Battle of Myriokephalon is the last attempt by the Byzantine E ...
** Australian Citizenship Day ** Constitution Day and Citizenship Day (observed on the previous Friday if it falls on a Saturday, the following Monday if on a Sunday) ** Start of Constitution Week, runs from September 17–23 **
Heroes' Day (Angola) Heroes' Day or National Heroes' Day may refer to a number of commemorations of national heroes in different countries and territories. It is often held on the birthday of a Folk hero, national hero or heroine, or the anniversary of their great d ...
**
Marathwada Liberation Day Marathwada Liberation Day, also known as Marathwada Mukti Sangram Din, is celebrated in Maharashtra on 17 September annually. It marks the anniversary of Annexation of Hyderabad, Marathwada's integration with India when the Indian military, libe ...
(India) ** National Apple Dumpling Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Monte Cristo Sandwich Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Operation Market Garden Anniversary is still remembered with parachuting and dedications on this day. (Netherlands) **
Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...
(Honduras) ** Von Steuben Day. (United States), weekend of the week of September 17. *
September 18 Events Pre-1600 * 96 – Emperor Domitian is assassinated as a result of a plot by his wife Domitia and two Praetorian prefects. Nerva is then proclaimed as his successor. * 324 – Constantine the Great decisively defeats Licinius i ...
** Day of National Music (Azerbaijan) ** First day of
Fiestas Patrias (Chile) The Fiestas Patrias (literally Homeland Holidays) of Chile consist of two days, with a third one added on some years: * 18 September, in commemoration of the proclamation of the First Governing Body of 1810, and marking the beginning of th ...
or ''Dieciocho'' (Chile) ** Island Language Day (
Okinawa Prefecture is the southernmost and westernmost prefecture of Japan. It consists of three main island groups—the Okinawa Islands, the Sakishima Islands, and the Daitō Islands—spread across a maritime zone approximately 1,000 kilometers east to west an ...
, Japan) ** National Cheeseburger Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) **
Navy Day Several nations observe or have observed a Navy Day to recognize their navy. By country Argentina The Argentine Navy day is celebrated on May 17, anniversary of the victory achieved in 1814 against the Spanish fleet in the action of 14 ...
(Croatia) ** World Water Monitoring Day (
International International is an adjective (also used as a noun) meaning "between nations". International may also refer to: Music Albums * ''International'' (Kevin Michael album), 2011 * ''International'' (New Order album), 2002 * ''International'' (The T ...
) *
September 19 Events Pre-1600 * 96 – Nerva, suspected of complicity of the death of Domitian, is declared emperor by Senate. The Senate then annuls laws passed by Domitian and orders his statues to be destroyed. * 634 – Siege of Damascus: The ...
** Armed Forces Day (Chile) ** Day of the First Public Appearance of the Slovak National Council **
Feast of San Gennaro The Feast of San Gennaro (in Italian language, Italian: ''Festa di San Gennaro''), also known as San Gennaro Festival, is a Naples, Neapolitan and Italian-American patronal festival dedicated to Saint Januarius, patron saint of Naples and Little ...
** Second day of
Fiestas Patrias (Chile) The Fiestas Patrias (literally Homeland Holidays) of Chile consist of two days, with a third one added on some years: * 18 September, in commemoration of the proclamation of the First Governing Body of 1810, and marking the beginning of th ...
**
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
(
Saint Kitts and Nevis Saint Kitts and Nevis, officially the Federation of Saint Christopher (St Kitts) and Nevis, is an island country consisting of the two islands of Saint Kitts and Nevis, both located in the West Indies, in the Leeward Islands chain of the Less ...
) ** International Talk Like a Pirate Day ** National Butterscotch Pudding Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) *
September 20 Events Pre-1600 *1058 – Agnes of Poitou and Andrew I of Hungary meet to negotiate about the border territory of Burgenland. *1066 – At the Battle of Fulford, Harald Hardrada defeats earls Morcar and Edwin. * 1187 – Saladin ...
**
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
of South Ossetia (not fully recognized) ** National Pepperoni Pizza Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Punch Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Rum Punch Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Youth Day (Thailand) ** Oil Workers' Day (Azerbaijan) ** Universal Children's Day (Germany) *
September 21 Events Pre-1600 * 455 – Emperor Avitus enters Italy with a Gallic army and consolidates his power. * 1170 – Anglo-Norman invasion of Ireland: The Kingdom of Dublin falls to Anglo-Norman invaders. * 1217 – Livonian Crusa ...
** Arbor Day (Brazil) ** Commemoration of the Declaration of Martial Law (
Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...
) ** Customs Service Day (
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
) ** Founder's Day and National Volunteer Day (
Ghana Ghana, officially the Republic of Ghana, is a country in West Africa. It is situated along the Gulf of Guinea and the Atlantic Ocean to the south, and shares borders with Côte d’Ivoire to the west, Burkina Faso to the north, and Togo to t ...
) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
, celebrates the independence of
Armenia Armenia, officially the Republic of Armenia, is a landlocked country in the Armenian Highlands of West Asia. It is a part of the Caucasus region and is bordered by Turkey to the west, Georgia (country), Georgia to the north and Azerbaijan to ...
from the
Soviet Union The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
in 1991. **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
, celebrates the independence of
Belize Belize is a country on the north-eastern coast of Central America. It is bordered by Mexico to the north, the Caribbean Sea to the east, and Guatemala to the west and south. It also shares a maritime boundary with Honduras to the southeast. P ...
from the United Kingdom in 1981. **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
, celebrates the independence of
Malta Malta, officially the Republic of Malta, is an island country in Southern Europe located in the Mediterranean Sea, between Sicily and North Africa. It consists of an archipelago south of Italy, east of Tunisia, and north of Libya. The two ...
from the United Kingdom in 1964. **
International Day of Peace The International Day of Peace, also officially known as World Peace Day, is a United Nations-sanctioned holiday observed annually on 21 September. It is dedicated to world peace, and specifically the absence of war and violence, such as might ...
(
International International is an adjective (also used as a noun) meaning "between nations". International may also refer to: Music Albums * ''International'' (Kevin Michael album), 2011 * ''International'' (New Order album), 2002 * ''International'' (The T ...
) ** National Pecan Cookie Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Acknowledgement of Earth, Wind, & Fire's "September" ** Student's Day (Bolivia) ** Victory over the Golden Horde in the Battle of Kulikovo (Russia) *
September 22 Events Pre-1600 * 904 – The warlord Zhu Quanzhong kills Emperor Zhaozong, the penultimate emperor of the Tang dynasty, after seizing control of the imperial government. * 1236 – The Samogitians defeat the Livonian Brothers of the ...
**
American Business Women's Day American Business Women's Day is an American holiday, nationally recognized on September 22. September 22 marks the 1949 founding date of the American Business Women's Association, the mission of which is "to bring together businesswomen of dive ...
(
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Hobbit Day, the containing week is celebrated as Tolkien Week. ( American Tolkien Society) **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
, celebrates the independence of
Bulgaria Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey t ...
from the
Ottoman Empire The Ottoman Empire (), also called the Turkish Empire, was an empire, imperial realm that controlled much of Southeast Europe, West Asia, and North Africa from the 14th to early 20th centuries; it also controlled parts of southeastern Centr ...
in 1908. **
Independence Day An independence day is an annual event memorialization, commemorating the anniversary of a nation's independence or Sovereign state, statehood, usually after ceasing to be a group or part of another nation or state, or after the end of a milit ...
, celebrates the independence of
Mali Mali, officially the Republic of Mali, is a landlocked country in West Africa. It is the List of African countries by area, eighth-largest country in Africa, with an area of over . The country is bordered to the north by Algeria, to the east b ...
from France in 1960. ** OneWebDay, an annual day of Internet celebration and awareness, started in 2006. ** Resistance Fighting Day (
Estonia Estonia, officially the Republic of Estonia, is a country in Northern Europe. It is bordered to the north by the Gulf of Finland across from Finland, to the west by the Baltic Sea across from Sweden, to the south by Latvia, and to the east by Ru ...
) ** World Car-Free Day *
September 23 Events Pre-1600 * 38 – Drusilla, Caligula's sister who died in June, with whom the emperor is said to have an incestuous relationship, is deified. * 1122 – Pope Callixtus II and Holy Roman Emperor Henry V agree to the Concordat o ...
**
Celebrate Bisexuality Day Celebrate Bisexuality Day (also called Bisexual Pride Day, Bi Visibility Day, CBD, Bisexual Pride and Bi Visibility Day, and Bisexuality+ Day) is observed annually on September 23 to recognize and celebrate bisexual people, the bisexual commun ...
**
Grito de Lares ''Grito de Lares'' (''Cry of Lares''), also referred to as the Lares revolt, the Lares rebellion, the Lares uprising, or the Lares revolution, was the first of two short-lived revolts against Spanish rule in Puerto Rico, staged by the Revolu ...
(
Puerto Rico ; abbreviated PR), officially the Commonwealth of Puerto Rico, is a Government of Puerto Rico, self-governing Caribbean Geography of Puerto Rico, archipelago and island organized as an Territories of the United States, unincorporated territo ...
) ** Holocaust Memorial Day (Lithuania) ** Kyrgyz Language Day (
Kyrgyzstan Kyrgyzstan, officially the Kyrgyz Republic, is a landlocked country in Central Asia lying in the Tian Shan and Pamir Mountains, Pamir mountain ranges. Bishkek is the Capital city, capital and List of cities in Kyrgyzstan, largest city. Kyrgyz ...
) ** National Day (
Saudi Arabia Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a country in West Asia. Located in the centre of the Middle East, it covers the bulk of the Arabian Peninsula and has a land area of about , making it the List of Asian countries ...
) ** Teachers' Day (Brunei) *
September 24 Events Pre-1600 *AD 787, 787 – Second Council of Nicaea: The council assembles at the church of Hagia Sophia. *1568 – Spanish naval forces defeat an English fleet, under the command of John Hawkins, at the Battle of San Juan de Ul� ...
** Armed Forces Day (Peru) ** Constitution Day (Cambodia) **
La Mercè La Mercè () is the annual festival () of the city of Barcelona in Catalonia, Spain. It has been an official city holiday since 1871, when the local government first organized a program of special activities to observe the Roman Catholic feast ...
(
Barcelona Barcelona ( ; ; ) is a city on the northeastern coast of Spain. It is the capital and largest city of the autonomous community of Catalonia, as well as the second-most populous municipality of Spain. With a population of 1.6 million within c ...
) **
Heritage Day (South Africa) Heritage Day (; ) is a South African public holiday celebrated on 24 September. On this day, South Africans are encouraged to celebrate their culture and the diversity of their beliefs and traditions, in the wider context of a nation that belo ...
** Independence Day (Guinea-Bissau) ** Mahidol Day (
Thailand Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until 1939), is a country in Southeast Asia on the Mainland Southeast Asia, Indochinese Peninsula. With a population of almost 66 million, it spa ...
) ** National Punctuation Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** New Caledonia Day (
New Caledonia New Caledonia ( ; ) is a group of islands in the southwest Pacific Ocean, southwest of Vanuatu and east of Australia. Located from Metropolitan France, it forms a Overseas France#Sui generis collectivity, ''sui generis'' collectivity of t ...
) ** Republic Day (Trinidad and Tobago) *
September 25 Events Pre-1600 * 275 – For the last time, the Roman Senate chooses an emperor; they elect 75-year-old Marcus Claudius Tacitus. * 762 – Led by Muhammad al-Nafs al-Zakiyya, the Hasanid branch of the Alids begins the Alid Revolt ...
** Day of National Recognition for the Harkis (
France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...
) ** German Butterbrot Day (
Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...
) ** National Lobster Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Youth Day (
Nauru Nauru, officially the Republic of Nauru, formerly known as Pleasant Island, is an island country and microstate in the South Pacific Ocean. It lies within the Micronesia subregion of Oceania, with its nearest neighbour being Banaba (part of ...
) ** Revolution Day (
Mozambique Mozambique, officially the Republic of Mozambique, is a country located in Southeast Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi and Zambia to the northwest, Zimbabwe to the west, and Eswatini and South Afr ...
) *
September 26 Events Pre-1600 *46 BC – Julius Caesar dedicates a temple to Venus Genetrix, fulfilling a vow he made at the Battle of Pharsalus. * 715 – Ragenfrid defeats Theudoald at the Battle of Compiègne. * 1087 – William II is c ...
** Day of the National Flag (
Ecuador Ecuador, officially the Republic of Ecuador, is a country in northwestern South America, bordered by Colombia on the north, Peru on the east and south, and the Pacific Ocean on the west. It also includes the Galápagos Province which contain ...
) **
Dominion Day Dominion Day was a day commemorating the granting of certain countries Dominion status — that is, "autonomous Communities within the British Empire, equal in status, in no way subordinate one to another in any aspect of their domestic or externa ...
(
New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...
) ** European Day of Languages (
European Union The European Union (EU) is a supranational union, supranational political union, political and economic union of Member state of the European Union, member states that are Geography of the European Union, located primarily in Europe. The u ...
) ** Johnny Appleseed Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Better Breakfast Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Dumpling Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Good Neighbor Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Pancake Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Revolution Day (
Yemen Yemen, officially the Republic of Yemen, is a country in West Asia. Located in South Arabia, southern Arabia, it borders Saudi Arabia to Saudi Arabia–Yemen border, the north, Oman to Oman–Yemen border, the northeast, the south-eastern part ...
) *
September 27 Events Pre-1600 * 1066 – William the Conqueror and his army set sail from the mouth of the Somme river, beginning the Norman conquest of England. * 1331 – The Battle of Płowce is fought, between the Kingdom of Poland and the Teut ...
**
Consumación de la Independencia In Mexico, there are three major kinds of public holidays: * Statutory holiday: holidays observed all around Mexico. Employees are entitled to a day off with regular pay and schools (public and private) are closed for the day of the holiday. * ...
(
Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...
) **
French Community Holiday The French Community Day () is an annual holiday held in the French Community of Belgium on 27 September. It is also variously translated as the Day of the French Community, French Community Holiday, Feast Day of the French Community, Festival of ...
(French community of Belgium) **
Meskel Meskel () is an Ethiopian and Eritrean Orthodox Tewahedo Church holiday that commemorates the discovery of the True Cross by the Roman Empress Saint Helena of Constantinople in the fourth century. Meskel is celebrated by Oriental Orthodox member ...
(
Ethiopian Ethiopians are the native inhabitants of Ethiopia, as well as the global diaspora of Ethiopia. Ethiopians constitute several component ethnic groups, many of which are closely related to ethnic groups in neighboring Eritrea and other parts of ...
and
Eritrean Orthodox Church The Eritrean Orthodox Tewahedo Church () is one of the Oriental Orthodox Churches with its headquarters in Asmara, Eritrea. It was given autocephaly by Shenouda III of Alexandria, pope of the Coptic Orthodox Church, after Eritrea gained its in ...
, following
Julian calendar The Julian calendar is a solar calendar of 365 days in every year with an additional leap day every fourth year (without exception). The Julian calendar is still used as a religious calendar in parts of the Eastern Orthodox Church and in parts ...
, September 28 on leap years) ** National Chocolate Milk Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Corned Beef Hash Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Gay Men's HIV/AIDS Awareness Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Polish Underground State's Day (
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
) **
World Tourism Day Since 1980, the United Nations World Tourism Organization has celebrated World Tourism Day as international observances on September 27. This date was chosen as on that day in 1970, the Statutes of the UNWTO were adopted. The adoption of these S ...
*
September 28 Events Pre-1600 *48 BC – Pompey disembarks at Pelusium upon arriving in Egypt, whereupon he is assassinated by order of King Ptolemy XIII. * 235 – Pope Pontian resigns. He is exiled to the mines of Sardinia, along with Hippolytus ...
** Ask a Stupid Question Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Czech Statehood Day (
Czech Republic The Czech Republic, also known as Czechia, and historically known as Bohemia, is a landlocked country in Central Europe. The country is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the south ...
) ** Family Day – A Day to Eat Dinner with Your Children (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Freedom from Hunger Day ** International Right to Know Day **
Meskel Meskel () is an Ethiopian and Eritrean Orthodox Tewahedo Church holiday that commemorates the discovery of the True Cross by the Roman Empress Saint Helena of Constantinople in the fourth century. Meskel is celebrated by Oriental Orthodox member ...
(
Ethiopian Ethiopians are the native inhabitants of Ethiopia, as well as the global diaspora of Ethiopia. Ethiopians constitute several component ethnic groups, many of which are closely related to ethnic groups in neighboring Eritrea and other parts of ...
and
Eritrean Orthodox Church The Eritrean Orthodox Tewahedo Church () is one of the Oriental Orthodox Churches with its headquarters in Asmara, Eritrea. It was given autocephaly by Shenouda III of Alexandria, pope of the Coptic Orthodox Church, after Eritrea gained its in ...
, September 28 on leap years only, all other years is September 27) ** National Day of Awareness and Unity against Child Pornography (
Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...
) **
Teachers' Day Teachers' Day is a special day for the appreciation of teachers. It may include celebrations to honor them for their special contributions in a particular field area, or the community tone in education. This is the primary reason why countries ce ...
(
Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
and Chinese-Filipino schools in the
Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...
) ** World Rabies Day *
September 29 Events Pre-1600 * 61 BC – Pompey the Great celebrates his third triumph for victories over the pirates and the end of the Mithridatic Wars on his 45th birthday. * 1011 – Danes capture Canterbury after a siege, taking Ælfheah ...
** Feast of the
Archangel Archangels () are the second lowest rank of angel in the Catholic hierarchy of angels, based on and put forward by Pseudo-Dionysius the Areopagite in the 5th or 6th century in his book ''De Coelesti Hierarchia'' (''On the Celestial Hierarchy'') ...
s
Michael Michael may refer to: People * Michael (given name), a given name * he He ..., a given name * Michael (surname), including a list of people with the surname Michael Given name * Michael (bishop elect)">Michael (surname)">he He ..., a given nam ...
,
Gabriel In the Abrahamic religions (Judaism, Christianity, Islam), Gabriel ( ) is an archangel with the power to announce God's will to mankind, as the messenger of God. He is mentioned in the Hebrew Bible, the New Testament and the Quran. Many Chris ...
, and
Raphael Raffaello Sanzio da Urbino (; March 28 or April 6, 1483April 6, 1520), now generally known in English as Raphael ( , ), was an Italian painter and architect of the High Renaissance. List of paintings by Raphael, His work is admired for its cl ...
. ** National Biscotti Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** National Coffee Day (multiple countries, see article) ** Inventors' Day (
Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...
) **
Michaelmas Michaelmas ( ; also known as the Feast of Saints Michael, Gabriel, and Raphael, the Feast of the Archangels, or the Feast of Saint Michael and All Angels) is a Christian festival observed in many Western Christian liturgical calendars on 29 Se ...
One of the four
quarter days In British and Irish tradition, the quarter days are the four dates in each year on which servants were hired, school terms started, and rents were due. They fell on four religious festivals roughly three months apart and close to the two solst ...
in the Irish calendar. (England and Ireland) **
Victory of Boquerón Day The following are national holidays in Paraguay References {{Paraguay topics Public holidays in Paraguay, Society of Paraguay Culture of Paraguay Lists of public holidays by country, Paraguay Events in Paraguay ...
(Paraguay) ** World Heart Day *
September 30 Events Pre-1600 * 489 – The Ostrogoths under Theoderic the Great defeat the forces of Odoacer for the second time. * 737 – The Turgesh drive back an Umayyad invasion of Khuttal, follow them south of the Oxus, and capture thei ...
** Agricultural Reform (Nationalization) Day (
São Tomé and Príncipe São Tomé and Príncipe, officially the Democratic Republic of São Tomé and Príncipe, is an island country in the Gulf of Guinea, off the western equatorial coast of Central Africa. It consists of two archipelagos around the two main isla ...
) ** Birth of Morelos (
Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...
) **
Blasphemy Day Blasphemy Day, also known as International Blasphemy Day or International Blasphemy Rights Day, educates individuals and groups about blasphemy laws and defends freedom of expression, especially the open criticism of religion which is criminaliz ...
(
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
,
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
, other countries) ** Boy's Day (
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...
) ** Independence Day (Botswana) **
International Translation Day International Translation Day is an international day recognising translation professionals. It is celebrated every year on 30 September, which is the day of the feast of St. Jerome, the Bible translator who is considered the patron saint of tr ...
(
International Federation of Translators The Fédération Internationale des Traducteurs ( English: International Federation of Translators) is an international federation of associations of translators, interpreters and terminologists working in areas as diverse as literary, scientific ...
) ** National Hot Mulled Cider Day (
United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
) ** Recovery Day (
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
) **
Orange Shirt Day The National Day for Truth and Reconciliation (sometimes shortened to T&R Day) (NDTR; ), originally and still colloquially known as Orange Shirt Day (), is a Canadian day of memorial to recognize the atrocities and multi-generational effects o ...
(
Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...
)


References


External links

* * * {{Authority control *09