Julian calendar
The Julian calendar, proposed by Roman consul Julius Caesar in 46 BC, was a reform of the Roman calendar. It took effect on , by edict. It was designed with the aid of Greek mathematicians and astronomers such as Sosigenes of Alexandr ...
. It was known in the
Roman Empire
The Roman Empire ( la, Imperium Romanum ; grc-gre, Βασιλεία τῶν Ῥωμαίων, Basileía tôn Rhōmaíōn) was the post- Republican period of ancient Rome. As a polity, it included large territorial holdings around the Mediter ...
as the Year of the Consulship of Diocletian and Maximian (or, less frequently, year 1056 '' Ab urbe condita''). The denomination 303 for this year has been used since the early medieval period, when the
Anno Domini
The terms (AD) and before Christ (BC) are used to label or number years in the Julian and Gregorian calendars. The term is Medieval Latin and means 'in the year of the Lord', but is often presented using "our Lord" instead of "the Lord", ...
calendar era
A calendar era is the period of time elapsed since one '' epoch'' of a calendar and, if it exists, before the next one. For example, it is the year as per the Gregorian calendar, which numbers its years in the Western Christian era (the Copti ...
became the prevalent method in Europe for naming years.
Events
By place
Roman Empire
*
Great Persecution
The Diocletianic or Great Persecution was the last and most severe persecution of Christians in the Roman Empire. In 303, the emperors Diocletian, Maximian, Galerius, and Constantius issued a series of edicts rescinding Christians' legal rights ...
: Emperor Diocletian launches the last and largest major persecution of
Christians
Christians () are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words '' Christ'' and ''Christian'' derive from the Koine Greek title ''Christós'' (Χρ ...
in the Empire. Caesar
Galerius
Gaius Galerius Valerius Maximianus (; 258 – May 311) was Roman emperor from 305 to 311. During his reign he campaigned, aided by Diocletian, against the Sasanian Empire, sacking their capital Ctesiphon in 299. He also campaigned across th ...
and Hierocles are said to have been the instigators. In a series of four edicts published from February 23, 303, to 304, the Christians are forbidden to worship in groups, are made to perform sacrifices, and must surrender sacred texts. Churches are destroyed, and the clergy are arrested en masse. The persecution lasts in some parts of the empire until 313, and thousands of Christians are killed. Those put to death include Agnes of Rome, a 12-year-old Christian girl who has refused
marriage
Marriage, also called matrimony or wedlock, is a culturally and often legally recognized union between people called spouses. It establishes rights and obligations between them, as well as between them and their children, and between ...
and consecrated her
virginity
Virginity is the state of a person who has never engaged in sexual intercourse. The term ''virgin'' originally only referred to sexually inexperienced women, but has evolved to encompass a range of definitions, as found in traditional, modern ...
to
God
In monotheistic thought, God is usually viewed as the supreme being, creator, and principal object of faith. Swinburne, R.G. "God" in Honderich, Ted. (ed)''The Oxford Companion to Philosophy'', Oxford University Press, 1995. God is typically ...
. Hailed as a
martyr
A martyr (, ''mártys'', "witness", or , ''marturia'', stem , ''martyr-'') is someone who suffers persecution and death for advocating, renouncing, or refusing to renounce or advocate, a religious belief or other cause as demanded by an externa ...
, she will be honored as the
patron saint
A patron saint, patroness saint, patron hallow or heavenly protector is a saint who in Catholicism, Anglicanism, or Eastern Orthodoxy is regarded as the heavenly advocate of a nation, place, craft, activity, class, clan, family, or perso ...
of
chastity
Chastity, also known as purity, is a virtue related to temperance. Someone who is ''chaste'' refrains either from sexual activity considered immoral or any sexual activity, according to their state of life. In some contexts, for example when ma ...
rape
Rape is a type of sexual assault usually involving sexual intercourse or other forms of sexual penetration carried out against a person without their consent. The act may be carried out by physical force, coercion, abuse of authority, or ...
victims and virgins.
*
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 ag ...
– On a voyage preaching the
gospel
Gospel originally meant the Christian message (" the gospel"), but in the 2nd century it came to be used also for the books in which the message was set out. In this sense a gospel can be defined as a loose-knit, episodic narrative of the words a ...
,
Saint Fermin
Fermin (also Firmin, from Latin ''Firminus''; Spanish ''Fermín'') was a legendary holy man and martyr, traditionally venerated as the co-patron saint of Navarre, Spain. His death may be associated with either the Decian persecution (250) or Dio ...
of
Pamplona
Pamplona (; eu, Iruña or ), historically also known as Pampeluna in English, is the capital city of the Chartered Community of Navarre, in Spain. It is also the third-largest city in the greater Basque cultural region.
Lying at near above ...
is
beheaded
Decapitation or beheading is the total separation of the head from the body. Such an injury is invariably fatal to humans and most other animals, since it deprives the brain of oxygenated blood, while all other organs are deprived of the ...
in
Amiens
Amiens (English: or ; ; pcd, Anmien, or ) is a city and commune in northern France, located north of Paris and south-west of Lille. It is the capital of the Somme department in the region of Hauts-de-France. In 2021, the population of ...
,
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...
.
*
November 20
Events Pre-1600
* 284 – Diocletian is chosen as Roman emperor.
* 762 – During the An Shi Rebellion, the Tang dynasty, with the help of Huihe tribe, recaptures Luoyang from the rebels.
* 1194 – Palermo is conquered by Henry ...
Rome
, established_title = Founded
, established_date = 753 BC
, founder = King Romulus (legendary)
, image_map = Map of comune of Rome (metropolitan city of Capital Rome, region Lazio, Italy).svg
, map_caption ...
to celebrate the 20th anniversary of Diocletian's accession, which is now treated as a joint anniversary for both emperors. A series of columns in the Roman Forum and a triumphal arch are dedicated to the emperors. The two emperors also agree on a plan of abdication.
* Galerius wins his third victory over the Carpi and is perhaps joined on campaign by Diocletian. The
Arch of Galerius
The Arch of Galerius ( el, Αψίδα του Γαλερίου) or Kamara (Καμάρα) and the Rotunda (Ροτόντα) are neighbouring early 4th-century AD monuments in the city of Thessaloniki, in the region of Central Macedonia in northern Gr ...
is dedicated in
Thessaloniki
Thessaloniki (; el, Θεσσαλονίκη, , also known as Thessalonica (), Saloniki, or Salonica (), is the second-largest city in Greece, with over one million inhabitants in its metropolitan area, and the capital of the geographic region of ...
.
* Caesar
Constantius I
Flavius Valerius Constantius "Chlorus" ( – 25 July 306), also called Constantius I, was Roman emperor from 305 to 306. He was one of the four original members of the Tetrarchy established by Diocletian, first serving as caesar from 293 t ...
wins a victory over Germanic invaders in the battle of
Vindonissa
Vindonissa (from a Gaulish toponym in *''windo-'' "white") was a Roman legion camp, vicus and later a bishop's seat at modern Windisch, Switzerland. The remains of the camp are listed as a heritage site of national significance. The city of B ...
Gregory the Illuminator
Gregory the Illuminator ( Classical hy, Գրիգոր Լուսաւորիչ, reformed: Գրիգոր Լուսավորիչ, ''Grigor Lusavorich'';, ''Gregorios Phoster'' or , ''Gregorios Photistes''; la, Gregorius Armeniae Illuminator, cu, Svyas ...
Tiridates III of Armenia
Tiridates III ( Armenian: Գ ''Trdat III''; – c. 330), also known as Tiridates the Great ( hy, Տրդատ Մեծ ''Trdat Mets''), or Tiridates IV, was the Armenian Arsacid king from c.298 to c. 330.
In 301, Tiridates proclaimed Christiani ...
.
America
* In
Mexico
Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...
, the civilization of
Teotihuacan
Teotihuacan (Spanish: ''Teotihuacán'') (; ) is an ancient Mesoamerican city located in a sub-valley of the Valley of Mexico, which is located in the State of Mexico, northeast of modern-day Mexico City. Teotihuacan is known today as t ...
flourishes.
By topic
Religion
*
March 4
Events Pre-1600
*AD 51 – Nero, later to become Roman emperor, is given the title '' princeps iuventutis'' (head of the youth).
* 306 – Martyrdom of Saint Adrian of Nicomedia.
* 852 – Croatian Knez Trpimir I issues a st ...
martyred
A martyr (, ''mártys'', "witness", or , ''marturia'', stem , ''martyr-'') is someone who suffers persecution and death for advocating, renouncing, or refusing to renounce or advocate, a religious belief or other cause as demanded by an externa ...
.
Births
*
Magnentius
Magnus Magnentius ( 303 – 11 August 353) was a Roman general and usurper against Constantius II from 350 to 353. Of Germanic descent, Magnentius served with distinction in Gaul under the Western emperor Constans. On 18 January 350 Magnentius ...
, Roman
usurper
A usurper is an illegitimate or controversial claimant to power, often but not always in a monarchy. In other words, one who takes the power of a country, city, or established region for oneself, without any formal or legal right to claim it as ...
Wang Xizhi
Wang Xizhi (; ; 303 AD361 AD) was a Chinese calligrapher, politician, general and writer during the Jin dynasty. He was best known for his mastery of Chinese calligraphy. Wang is sometimes regarded as the greatest Chinese calligrapher in Chines ...
, Chinese
calligrapher
Calligraphy (from el, link=y, καλλιγραφία) is a visual art related to writing. It is the design and execution of lettering with a pen, ink brush, or other writing instrument. Contemporary calligraphic practice can be defined as "t ...
(d.
361
__NOTOC__
Year 361 ( CCCLXI) was a common year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Taurus and Florentius (or, less frequently, year 1114 ' ...
Cyriacus
Cyriacus ( el, Ἅγιος Κυριακός, fl. 303 AD), sometimes Anglicized as Cyriac, according to Christian tradition, is a Christian martyr who was killed in the Diocletianic Persecution. He is one of twenty-seven saints, most of them marty ...
, Roman
nobleman
Nobility is a social class found in many societies that have an aristocracy. It is normally ranked immediately below royalty. Nobility has often been an estate of the realm with many exclusive functions and characteristics. The characteris ...
and martyr
*
Devota
Saint Devota (french: Sainte Dévote; died ca. 303 AD) is the patron saint of Corsica and Monaco. She was killed during the persecutions of the Roman Emperors Diocletian and Maximian. She is sometimes identified with another Corsican saint name ...
Fermin
Fermin (also Firmin, from Latin ''Firminus''; Spanish ''Fermín'') was a legendary holy man and martyr, traditionally venerated as the co-patron saint of Navarre, Spain. His death may be associated with either the Decian persecution (250) or Dio ...
, Christian bishop and martyr
* Lu Ji, Chinese general and writer (b. 261)
* Li Liu, Chinese spiritual leader (b. 248)
* Li Te (or Xuanxiu), Chinese general
*
Pantaleon
Pantaleon, also known as Panteleimon, (Greek: ) was a Greek king who reigned some time between 190–180 BC in Bactria and India. He was a younger contemporary or successor of the Greco-Bactrian king Demetrius, and is sometimes believed to ha ...
, Christian wonderworker and martyr
*
Romanus of Caesarea
Romanus of Caesarea (also known as Romanus of Antioch) is venerated as a martyr. A deacon of Caesarea, he was martyred at Antioch.
Life
In 303 or 304, at the beginning of the Diocletianic Persecution, a deacon called Romanus, served in Caesarea in ...
, Christian martyr
*
Victor Maurus
Victor the Moor (in Latin: Victor Maurus) (born 3rd century in Mauretania; died ca. 303 in Milan) was a native of Mauretania and a Christian martyr, according to tradition, and is venerated as a saint.
Life
Victor, born into a Christian family, ...
("the Moor"), Christian martyr
* Vitus (or Guido), Christian martyr