It was also declared the ''

International Women's Year International Women's Year (IWY) was the name given to 1975 by the United Nations. Since that year March 8 has been celebrated as International Women's Day, and the United Nations Decade for Women, from 1976 to 1985, was also established. His ...

'' by the

United Nations The United Nations (UN) is an intergovernmental organization whose stated purposes are to maintain international peace and security, develop friendly relations among nations, achieve international cooperation, and be a centre for harmonizi ...

and the European Architectural Heritage Year by the Council of Europe.

Events

January

January 1 January 1 or 1 January is the first day of the year in the Gregorian Calendar. There are 364 days remaining until the end of the year (365 in leap years). This day is also known as New Year's Day since the day marks the beginning of the year. ...

Watergate scandal The Watergate scandal was a major political scandal in the United States involving the administration of President Richard Nixon from 1972 to 1974 that led to Nixon's resignation. The scandal stemmed from the Nixon administration's continual ...

(United States):

John N. Mitchell John Newton Mitchell (September 15, 1913 – November 9, 1988) was the 67th Attorney General of the United States under President Richard Nixon and chairman of Nixon's 1968 and 1972 presidential campaigns. Prior to that, he had been a municipal ...

H. R. Haldeman Harry Robbins Haldeman (October 27, 1926 – November 12, 1993) was an American political aide and businessman, best known for his service as White House Chief of Staff to President Richard Nixon and his consequent involvement in the Watergate s ...

and

John Ehrlichman John Daniel Ehrlichman (; March 20, 1925 – February 14, 1999) was an American political aide who served as the White House Counsel and Assistant to the President for Domestic Affairs under President Richard Nixon. Ehrlichman was an important ...

are found guilty of the

Watergate The Watergate scandal was a major political scandal in the United States involving the administration of President Richard Nixon from 1972 to 1974 that led to Nixon's resignation. The scandal stemmed from the Nixon administration's continual ...

cover-up. * January 2 ** The

Federal Rules of Evidence First adopted in 1975, the Federal Rules of Evidence codify the evidence law that applies in United States federal courts. In addition, many states in the United States have either adopted the Federal Rules of Evidence, with or without local va ...

are approved by the

United States Congress The United States Congress is the legislature of the federal government of the United States. It is bicameral, composed of a lower body, the House of Representatives, and an upper body, the Senate. It meets in the U.S. Capitol in Washi ...

. **

Bangladesh Bangladesh (}, ), officially the People's Republic of Bangladesh, is a country in South Asia. It is the List of countries and dependencies by population, eighth-most populous country in the world, with a population exceeding 165 million pe ...

revolutionary leader

Siraj Sikder Siraj Sikder (27 October 1944 – 2 January 1975) was a Bangladeshi revolutionary politician. Early life Sikder was born on 27 October 1944 in Bhedarganj, Shariatpur District, East Bengal. His father was Abdur Razzaq Sikder, and belonged to a ...

is killed by police while in custody. ** A bomb blast at

Samastipur Samastipur is a city and a municipal corporation ( nagar nigam) in Bihar, India. It is the headquarter of Samastipur district and comes under Darbhanga division. The Budhi Gandak river flows through the town. It is one of the five railway ...

, Bihar, India, fatally wounds

Lalit Narayan Mishra Lalit Narayan Mishra (2 February 1923 – 3 January 1975) was an Indian politician who served as Minister of Railways in the government of India from 1973 to 1975. He was brought into politics by the first Chief Minister of Bihar, Krishna Si ...

, Minister of Railways. *

January 5 Events Pre-1600 *1477 – Battle of Nancy: Charles the Bold is defeated and killed in a conflict with René II, Duke of Lorraine; Burgundy subsequently becomes part of France. 1601–1900 *1675 – Battle of Colmar: The French army ...

–

Tasman Bridge disaster The Tasman Bridge disaster occurred on the evening of 5 January 1975, in Hobart, the capital city of Australia's island state of Tasmania, when the bulk carrier ''Lake Illawarra'', travelling up the Derwent River, collided with several pylo ...

: The

Tasman Bridge The Tasman Bridge is a bridge that carries the Tasman Highway over the Derwent River in Hobart, Tasmania, Australia. Including approaches, the bridge has a total length of and it provides the main traffic route from the Hobart city centre ...

in Hobart,

Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...

, Australia, is struck by the bulk ore carrier , killing 12 people. * January 7 –

OPEC The Organization of the Petroleum Exporting Countries (OPEC, ) is a cartel of countries. Founded on 14 September 1960 in Baghdad by the first five members (Iran, Iraq, Kuwait, Saudi Arabia, and Venezuela), it has, since 1965, been headquart ...

agrees to raise crude oil prices by 10%. *

January 10 Events Pre-1600 * 49 BC – Julius Caesar crosses the Rubicon, signalling the start of civil war. * 9 – The Western Han dynasty ends when Wang Mang claims that the divine Mandate of Heaven called for the end of the dynasty and the ...

–

February 9 Events Pre-1600 * 474 – Zeno is crowned as co-emperor of the Byzantine Empire. *1003 – Boleslaus III is restored to authority with armed support from Bolesław I the Brave of Poland. *1539 – The first recorded race is held ...

– The flight of ''

Soyuz 17 Soyuz 17 (russian: Союз 17, ''Union 17'') was the first of two long-duration missions to the Soviet Union's Salyut 4 space station in 1975. The flight by cosmonauts Aleksei Gubarev and Georgy Grechko set a Soviet mission-duration record ...

'' with the crew of

Georgy Grechko Georgy Mikhaylovich Grechko (russian: Георгий Михайлович Гречко; 25 May 1931 – 8 April 2017) was a Soviet cosmonaut. He flew to space on three missions, each bound for rendezvous with a different Salyut space station.< ...

and Aleksei Gubarev aboard the ''

Salyut 4 Salyut 4 (DOS 4) (russian: Салют-4; English translation: Salute 4) was a Salyut space station launched on December 26, 1974 into an orbit with an apogee of 355 km, a perigee of 343 km and an orbital inclination of 51.6 degrees. ...

'' space station. * January 15 – Alvor Agreement: Portugal announces that it will grant independence to

Angola , national_anthem = "Angola Avante"() , image_map = , map_caption = , capital = Luanda , religion = , religion_year = 2020 , religion_ref = , coordina ...

November 11 Events Pre-1600 * 308 – At Carnuntum, Emperor ''emeritus'' Diocletian confers with Galerius, ''Augustus'' of the East, and Maximianus, the recently returned former ''Augustus'' of the West, in an attempt to end the civil wars of the T ...

. *

January 19 Events Pre-1600 * 379 – Emperor Gratian elevates Flavius Theodosius at Sirmium to ''Augustus'', and gives him authority over all the eastern provinces of the Roman Empire. * 649 – Conquest of Kucha: The forces of Kucha surrender ...

– The 6.8 Kinnaur earthquake affected

Himachal Pradesh Himachal Pradesh (; ; "Snow-laden Mountain Province") is a state in the northern part of India. Situated in the Western Himalayas, it is one of the thirteen mountain states and is characterized by an extreme landscape featuring several peak ...

in India with a maximum Mercalli intensity of IX (''Violent''), killing 47. *

January 20 Events Pre-1600 * 250 – Pope Fabian is martyred during the Decian persecution. * 649 – King Chindasuinth, at the urging of bishop Braulio of Zaragoza, crowns his son Recceswinth as co-ruler of the Visigothic Kingdom. *1156 &nda ...

** In

Hanoi Hanoi or Ha Noi ( or ; vi, Hà Nội ) is the capital and second-largest city of Vietnam. It covers an area of . It consists of 12 urban districts, one district-leveled town and 17 rural districts. Located within the Red River Delta, Hanoi i ...

North Vietnam North Vietnam, officially the Democratic Republic of Vietnam (DRV; vi, Việt Nam Dân chủ Cộng hòa), was a socialist state supported by the Soviet Union (USSR) and the People's Republic of China (PRC) in Southeast Asia that existed f ...

, the

Politburo A politburo () or political bureau is the executive committee for communist parties. It is present in most former and existing communist states. Names The term "politburo" in English comes from the Russian ''Politbyuro'' (), itself a contractio ...

approves the final military offensive against South Vietnam. ** Work is abandoned on the British end of the

Channel Tunnel The Channel Tunnel (french: Tunnel sous la Manche), also known as the Chunnel, is a railway tunnel that connects Folkestone ( Kent, England, UK) with Coquelles (Hauts-de-France, France) beneath the English Channel at the Strait of Dove ...

. *

January 24 Events Pre-1600 * 41 – Claudius is proclaimed Roman emperor by the Praetorian Guard after they assassinate the previous emperor, his nephew Caligula. * 914 – Start of the First Fatimid invasion of Egypt. * 1438 – The ...

–

Jazz Jazz is a music genre that originated in the African-American communities of New Orleans, Louisiana in the late 19th and early 20th centuries, with its roots in blues and ragtime. Since the 1920s Jazz Age, it has been recognized as a majo ...

pianist A pianist ( , ) is an individual musician who plays the piano. Since most forms of Western music can make use of the piano, pianists have a wide repertoire and a wide variety of styles to choose from, among them traditional classical music, j ...

Keith Jarrett plays the solo

improvisation Improvisation is the activity of making or doing something not planned beforehand, using whatever can be found. Improvisation in the performing arts is a very spontaneous performance without specific or scripted preparation. The skills of impr ...

The Köln Concert ''The Concert'' is a live recording of solo piano improvisations performed by Keith Jarrett at the Opera House in Cologne (german: Köln) on 24 January 1975. The double-vinyl album was released in 1975 by ECM. It became the best-selling solo ...

'' at the

Cologne Opera The Cologne Opera (German: Oper der Stadt Köln or Oper Köln) refers both to the main opera house in Cologne, Germany and to its resident opera company. History of the company From the mid 18th century, opera was performed in the city's court th ...

. The live recording becomes the best-selling piano recording in history.

February

February 4 Events Pre–1600 * 211 – Following the death of the Roman Emperor Septimius Severus at Eboracum (modern York, England) while preparing to lead a campaign against the Caledonians, the empire is left in the control of his two quarrelling ...

– The Haicheng earthquake, the first successfully predicted earthquake, kills 2,041 and injures 27,538 in

Haicheng, Liaoning Haicheng () is a county-level city in central Liaoning Province, People's Republic of China, located about southwest of the provincial capital Shenyang. It is under the administration of Anshan City, the seat of which lies to the northeast ...

, China. *

February 5 Events Pre-1600 *AD 62, 62 – AD 62 Pompeii earthquake, Earthquake in Pompeii, Italy. *1576 – Henry IV of France, Henry of Navarre :wikt:abjure, abjures Catholicism at Tours and rejoins the Protestant forces in the French Wars of Re ...

– The Argentinian president

Isabel Perón Isabel Martínez de Perón (, born María Estela Martínez Cartas, 4 February 1931), also known as Isabelita, is an Argentine politician who served as President of Argentina from 1974 to 1976. She was one of the first female republican heads ...

decrees

Operativo Independencia Operativo Independencia ("Operation Independence") was a 1975 Argentine military operation in Tucumán Province to crush the People's Revolutionary Army (ERP), a Guevarist guerrilla group which tried to create a Vietnam-style war front in the n ...

, aiming to neutralize or annihilate the "subversive elements" in the province of Tucuman. Isabelita takes advantage to take a self-coup and assume extraordinary powers. *

February 11 Events Pre-1600 *660 BC – Traditional date for the foundation of Japan by Emperor Jimmu. * 55 – The death under mysterious circumstances of Tiberius Claudius Caesar Britannicus, heir to the Roman empire, on the eve of his coming ...

Margaret Thatcher Margaret Hilda Thatcher, Baroness Thatcher (; 13 October 19258 April 2013) was Prime Minister of the United Kingdom from 1979 to 1990 and Leader of the Conservative Party from 1975 to 1990. She was the first female British prime ...

defeats

Edward Heath Sir Edward Richard George Heath (9 July 191617 July 2005), often known as Ted Heath, was a British politician who served as Prime Minister of the United Kingdom from 1970 to 1974 and Leader of the Conservative Party from 1965 to 1975. Heath a ...

for the

leadership Leadership, both as a research area and as a practical skill, encompasses the ability of an individual, group or organization to "lead", influence or guide other individuals, teams, or entire organizations. The word "leadership" often gets v ...

of the opposition

UK Conservative Party The Conservative Party, officially the Conservative and Unionist Party and also known colloquially as the Tories, is one of the two main political parties in the United Kingdom, along with the Labour Party. It is the current governing party, ...

. Thatcher, 49, is Britain's first female leader of any political party. ** Colonel

Richard Ratsimandrava Colonel Richard Ratsimandrava (March 21, 1931 Antananarivo – February 11, 1975 Antananarivo) was President of Madagascar for six days in February 1975 before his assassination in office. Biography Military career He was born in 1931 an ...

, President of

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

, is assassinated. *

February 13 Events Pre-1600 * 962 – Emperor Otto I and Pope John XII co-sign the '' Diploma Ottonianum'', recognizing John as ruler of Rome. *1322 – The central tower of Ely Cathedral falls on the night of 12th–13th. * 1462 – T ...

– A "

Turkish Federated State of North Cyprus The Turkish Federated State of Cyprus ( tr, ) was a state on the region of Northern Cyprus declared in 1975 and existing until 1983, that was not recognised by the international community. It was succeeded by the Turkish Republic of Northern ...

" is declared as an unsuccessful first step to international recognition of a Turkish Cypriot separatist state in

Cyprus Cyprus ; tr, Kıbrıs (), officially the Republic of Cyprus,, , lit: Republic of Cyprus is an island country located south of the Anatolian Peninsula in the eastern Mediterranean Sea. Its continental position is disputed; while it is ...

. *

February 21 Events Pre-1600 *452 or 453 – Severianus, Bishop of Scythopolis, is martyred in Palestine. *1245 – Thomas, the first known Bishop of Finland, is granted resignation after confessing to torture and forgery. * 1440 – The ...

–

: Former

United States Attorney General The United States attorney general (AG) is the head of the United States Department of Justice, and is the chief law enforcement officer of the federal government of the United States. The attorney general serves as the principal advisor to the p ...

, and former

White House The White House is the official residence and workplace of the president of the United States. It is located at 1600 Pennsylvania Avenue Northwest, Washington, D.C., NW in Washington, D.C., and has been the residence of every U.S. preside ...

aides

and

, are sentenced to between 30 months and 8 years in prison. * February 27 – The

2 June Movement The 2 June Movement (german: link=no, Bewegung 2. Juni) was a West German anarchist militant group based in West Berlin. Active from January 1972 to 1980, the anarchist group was one of the few militant groups at the time in Germany. Although ...

kidnaps West German politician

Peter Lorenz Peter Lorenz (22 December 1922 – 6 December 1987) was a German politician of the Christian Democratic Union (CDU). In 1975 Lorenz was a candidate for mayor of West Berlin. He was kidnapped by the 2 June Movement group three days befor ...

. He is released on

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 (title), Knez Trpimir I of Cr ...

after most of the kidnappers' demands are met. *

February 28 Events Pre-1600 * 202 BC – Liu Bang is enthroned as the Emperor of China, beginning four centuries of rule by the Han dynasty. * 870 – The Fourth Council of Constantinople closes. * 1525 – Aztec king Cuauhtémoc is execut ...

** A major tube train crash at Moorgate station, London kills 43 people. ** In

Lomé Lomé is the capital and largest city of Togo. It has an urban population of 837,437

Togo Togo (), officially the Togolese Republic (french: République togolaise), is a country in West Africa. It is bordered by Ghana to the west, Benin to the east and Burkina Faso to the north. It extends south to the Gulf of Guinea, where its ...

, the European Economic Community and 46 African, Caribbean and Pacific countries sign a financial and economic treaty, known as the first

Lomé Convention The Lomé Convention is a trade and aid agreement between the European Economic Community (EEC) and 71 African, Caribbean, and Pacific (ACP) countries, first signed in February 1975 in Lomé, Togo. History The first Lomé Convention (Lomé I) ...

. ** The

National Liberation Front of Angola The National Front for the Liberation of Angola ( pt, Frente Nacional de Libertação de Angola; abbreviated FNLA) is a political party and former militant organisation that fought for Angolan independence from Portugal in the war of independenc ...

(FNLA) approaches the South African Embassy in London and requests 40 to 50 artillery pieces to assist their cause in the

Angolan Civil War The Angolan Civil War ( pt, Guerra Civil Angolana) was a civil war in Angola, beginning in 1975 and continuing, with interludes, until 2002. The war immediately began after Angola became independent from Portugal in November 1975. The war wa ...

March

March 1 Events Pre-1600 *509 BC – Publius Valerius Publicola celebrates the first triumph of the Roman Republic after his victory over the deposed king Lucius Tarquinius Superbus at the Battle of Silva Arsia. * 293 – Emperor Diocletian and ...

Aston Villa Aston Villa Football Club is a professional football club based in Aston, Birmingham, England. The club competes in the , the top tier of the English football league system. Founded in 1874, they have played at their home ground, Villa P ...

win the

Football League Cup The EFL Cup (referred to historically, and colloquially, as the League Cup), currently known as the Carabao Cup for sponsorship reasons, is an annual knockout competition and major trophy in men's domestic football in England. Organised by th ...

Wembley Wembley () is a large suburbIn British English, "suburb" often refers to the secondary urban centres of a city. Wembley is not a suburb in the American sense, i.e. a single-family residential area outside of the city itself. in north-west Londo ...

, beating

Norwich City Norwich City Football Club (also known as The Canaries or The Yellows) is an English professional football club based in Norwich, Norfolk. The club competes in the EFL Championship following their relegation from the Premier League in the 2 ...

1–0 in the final. ** Australian television switches to full-time colour. *

– A Canadian parliamentary committee is televised for the first time. *

March 6 Events Pre-1600 *12 BCE – The Roman emperor Augustus is named Pontifex Maximus, incorporating the position into that of the emperor. * 632 – The Farewell Sermon (Khutbah, Khutbatul Wada') of the Islamic prophet Muhammad. * 845 ...

** Algiers Accord:

Iran Iran, officially the Islamic Republic of Iran, and also called Persia, is a country located in Western Asia. It is bordered by Iraq and Turkey to the west, by Azerbaijan and Armenia to the northwest, by the Caspian Sea and Turkm ...

and

Iraq Iraq,; ku, عێراق, translit=Êraq officially the Republic of Iraq, '; ku, کۆماری عێراق, translit=Komarî Êraq is a country in Western Asia. It is bordered by Turkey to Iraq–Turkey border, the north, Iran to Iran–Iraq ...

announce a settlement in their border dispute. ** A bomb explodes in the Paris offices of the

Springer Press Axel Springer SE () is a German digital and popular periodical publishing house which is the largest in Europe, with numerous multimedia news brands, such as ''Bild'', '' Die Welt'', and '' Fakt'' and more than 15,000 employees. It generated to ...

. The March 6 Group (connected to the

Red Army Faction The Red Army Faction (RAF, ; , ),See the section " Name" also known as the Baader–Meinhof Group or Baader–Meinhof Gang (, , active 1970–1998), was a West German far-left Marxist-Leninist urban guerrilla group founded in 1970. The ...

) demands amnesty for the

Baader-Meinhof Group The Red Army Faction (RAF, ; , ),See the section "Name" also known as the Baader–Meinhof Group or Baader–Meinhof Gang (, , active 1970–1998), was a West German far-left Marxist-Leninist urban guerrilla group founded in 1970. The ...

. *

March 8 Events Pre-1600 *1010 – Ferdowsi completes his epic poem ''Shahnameh''. * 1126 – Following the death of his mother, queen Urraca of León, Alfonso VII is proclaimed king of León. *1262 – Battle of Hausbergen between bo ...

– The

proclaims

International Women's Day International Women's Day (IWD) is a global holiday list of minor secular observances#March, celebrated annually on March 8 as a focal point in the women's rights, women's rights movement, bringing attention to issues such as gender equality, ...

. *

March 9 Events Pre-1600 * 141 BC – Liu Che, posthumously known as Emperor Wu of Han, assumes the throne over the Han dynasty of China. * 1009 – First known mention of Lithuania, in the annals of the monastery of Quedlinburg. *1226 &nda ...

– Construction of the

Trans-Alaska Pipeline System The Trans-Alaska Pipeline System (TAPS) is an oil transportation system spanning Alaska, including the trans-Alaska crude-oil pipeline, 11 pump stations, several hundred miles of feeder pipelines, and the Valdez Marine Terminal. TAPS is one o ...

begins. *

March 10 Events Pre-1600 *241 BC – First Punic War: Battle of the Aegates: The Romans sink the Carthaginian fleet bringing the First Punic War to an end. * 298 – Roman Emperor Maximian concludes his campaign in North Africa and makes a ...

Vietnam War The Vietnam War (also known by #Names, other names) was a conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. It was the second of the Indochina Wars and was officially fought between North Vie ...

ese troops attack

Ban Mê Thuột Ban, or BAN, may refer to: Law * Ban (law), a decree that prohibits something, sometimes a form of censorship, being denied from entering or using the place/item ** Imperial ban (''Reichsacht''), a form of outlawry in the medieval Holy Roman ...

, South Vietnam, on their way to capturing

Saigon , population_density_km2 = 4,292 , population_density_metro_km2 = 697.2 , population_demonym = Saigonese , blank_name = GRP (Nominal) , blank_info = 2019 , blank1_name = – Total , blank1_ ...

. ** An extended portion of ''

Sanyō Shinkansen , stylized as SANYO, is a Japanese electronics company and formerly a member of the ''Fortune'' Global 500 whose headquarters was located in Moriguchi, Osaka prefecture, Japan. Sanyo had over 230 subsidiaries and affiliates, and was founded ...

'' between

Okayama Station is a railway station in Kita-ku, Okayama, Okayama Prefecture, Japan. The station is operated by West Japan Railway Company (JR West). Lines Okayama Station is one of the major intersections of railways in the Chūgoku region. All trains conn ...

and

Hakata Station is a major railway station in Hakata-ku, Fukuoka, Japan. It is the largest and busiest railway terminal in Kyushu, and is a gateway to other cities in Kyushu for travelers coming from Honshu by rail travel. The San'yō Shinkansen from Osaka end ...

opens, thus making Shinkansen reach the second island,

Kyushu is the third-largest island of Japan's five main islands and the most southerly of the four largest islands ( i.e. excluding Okinawa). In the past, it has been known as , and . The historical regional name referred to Kyushu and its surroun ...

, Japan. *

March 11 Events Pre-1600 * 222 – Roman emperor Elagabalus is murdered alongside his mother, Julia Soaemias. He is replaced by his 14-year old cousin, Severus Alexander. * 843 – Triumph of Orthodoxy: Empress Theodora II restores the ve ...

– The leftist military government in Portugal defeats a rightist coup attempt in head of the former president

António de Spínola António Sebastião Ribeiro de Spínola (generally referred to as António de Spínola, ;This surname, however, was not accompanied by the grammatical nobiliary particle "de". 11 April 1910 – 13 August 1996) was a Portuguese military offi ...

. *

March 13 Events Pre-1600 *624 – The Battle of Badr, the first major battle between the Muslims and Quraysh. * 1567 – The Battle of Oosterweel, traditionally regarded as the start of the Eighty Years' War. * 1591 – At the Battle of ...

–

: South Vietnam President

Nguyễn Văn Thiệu Nguyễn Văn Thiệu (; 5 April 1923 – 29 September 2001) was a South Vietnamese military officer and politician who was the president of South Vietnam from 1967 to 1975. He was a general in the Republic of Vietnam Armed Forces (RVNAF), beca ...

orders the Central Highlands evacuated. This turns into a mass exodus involving troops and civilians (the ''Convoy of Tears''). *

March 15 Events Pre-1600 *474 BC – Roman consul Aulus Manlius Vulso celebrates an ovation for concluding the war against Veii and securing a forty years' truce. * 44 BC – The assassination of Julius Caesar takes place. * 493 – ...

– In Brazil,

Guanabara State The State of Guanabara ( pt, Estado da Guanabara, ) was a state within the Fourth Brazilian Republic from 1960 to 1964, and the Federative Republic of Brazil from 1964 to 1975. It included the city of Rio de Janeiro. The state was established in ...

merges into the

state of Rio de Janeiro Rio de Janeiro () is one of the 27 federative units of Brazil. It has the second largest economy of Brazil, with the largest being that of the state of São Paulo. The state, which has 8.2% of the Brazilian population, is responsible for 9.2% of ...

. The state's capital moves from the city of

Niterói Niterói (, ) is a municipality of the state of Rio de Janeiro in the southeast region of Brazil. It lies across Guanabara Bay facing the city of Rio de Janeiro and forms part of the Rio de Janeiro Metropolitan Area. It was the state capital, as ...

to the city of

Rio de Janeiro Rio de Janeiro ( , , ; literally 'River of January'), or simply Rio, is the capital of the Rio de Janeiro (state), state of the same name, Brazil's List of Brazilian states by population, third-most populous state, and the List of largest citi ...

. *

March 22 Events Pre-1600 *106 – Start of the Bostran era, the calendar of the province of Arabia Petraea. * 235 – Roman emperor Severus Alexander is murdered, marking the start of the Crisis of the Third Century. * 871 – Æthelr ...

– ''Ding-a-dong'' by Teach-In (music by Dick Bakker, text by Will Luikinga and Eddy Ouwens) wins the 20th

Eurovision Song Contest 1975 The Eurovision Song Contest 1975 was the 20th edition of the annual Eurovision Song Contest. It took place in Stockholm, Sweden, following the country's victory at the with the song "Waterloo" by ABBA. Organised by the European Broadcasting ...

for the Netherlands. *

March 25 Events Pre-1600 * 421 – Italian city Venice is founded with the dedication of the first church, that of San Giacomo di Rialto on the islet of Rialto. * 708 – Pope Constantine becomes the 88th pope. He would be the last pope to visi ...

– King

Faisal of Saudi Arabia Faisal bin Abdulaziz Al Saud ( ar, فيصل بن عبدالعزيز آل سعود ''Fayṣal ibn ʿAbd al ʿAzīz Āl Suʿūd'', Najdi Arabic pronunciation: ; 14 April 1906 – 25 March 1975) was a Saudi Arabian statesman and diplomat who was ...

is shot and killed by his nephew. *

March 27 Events Pre-1600 *1309 – Pope Clement V imposes excommunication and interdiction on Venice, and a general prohibition of all commercial intercourse with Venice, which had seized on Ferrara, a papal fiefdom. * 1329 – Pope John XXII i ...

– The South African government announces that it will consolidate the 113 separate

homeland A homeland is a place where a cultural, national, or racial identity has formed. The definition can also mean simply one's country of birth. When used as a proper noun, the Homeland, as well as its equivalents in other languages, often has ethn ...

areas into 36. *

March 28 Events Pre-1600 * AD 37 – Roman emperor Caligula accepts the titles of the Principate, bestowed on him by the Senate. * 193 – After assassinating the Roman Emperor Pertinax, his Praetorian Guards auction off the throne to Di ...

– A fire in the maternity wing at Kučić Hospital in

Rijeka Rijeka ( , , ; also known as Fiume hu, Fiume, it, Fiume ; local Chakavian: ''Reka''; german: Sankt Veit am Flaum; sl, Reka) is the principal seaport and the third-largest city in Croatia (after Zagreb and Split). It is located in Prim ...

Yugoslavia Yugoslavia (; sh-Latn-Cyrl, separator=" / ", Jugoslavija, Југославија ; sl, Jugoslavija ; mk, Југославија ;; rup, Iugoslavia; hu, Jugoszlávia; rue, label= Pannonian Rusyn, Югославия, translit=Juhoslavij ...

(now

Croatia , image_flag = Flag of Croatia.svg , image_coat = Coat of arms of Croatia.svg , anthem = "Lijepa naša domovino"("Our Beautiful Homeland") , image_map = , map_caption = , capit ...

), kills 25 people. *

March 31 Events Pre-1600 * 307 – After divorcing his wife Minervina, Constantine marries Fausta, daughter of the retired Roman emperor Maximian. *1146 – Bernard of Clairvaux preaches his famous sermon in a field at Vézelay, urging the nec ...

–

Süleyman Demirel Süleyman Sami Demirel (; 1 November 1924 – 17 June 2015) was a Turkish politician, engineer, and statesman who served as the 9th President of Turkey from 1993 to 2000. He previously served as the Prime Minister of Turkey seven times between ...

of AP forms the new government of

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a list of transcontinental countries, transcontinental country located mainly on the Anatolia, Anatolian Peninsula in Western Asia, with ...

(39th government), a four-party coalition, so-called First National Front ( tr, Milliyetçi cephe, links=no)).

April

April 4 Events Pre-1600 *503 BC – Roman consul Agrippa Menenius Lanatus celebrates a triumph for a military victory over the Sabines. * 190 – Dong Zhuo has his troops evacuate the capital Luoyang and burn it to the ground. * 611 – ...

: The first military

Operation Babylift Operation or Operations may refer to: Arts, entertainment and media * ''Operation'' (game), a battery-operated board game that challenges dexterity * Operation (music), a term used in musical set theory * ''Operations'' (magazine), Multi-Man ...

flight, C5A 80218, crashes 27 minutes after takeoff, killing 138 on board; 176 survive the crash. **

Bill Gates William Henry Gates III (born October 28, 1955) is an American business magnate and philanthropist. He is a co-founder of Microsoft, along with his late childhood friend Paul Allen. During his career at Microsoft, Gates held the positions ...

and

Paul Allen Paul Gardner Allen (January 21, 1953 – October 15, 2018) was an American business magnate, computer programmer, researcher, investor, and philanthropist. He co-founded Microsoft Corporation with childhood friend Bill Gates in 1975, which h ...

found

Microsoft Microsoft Corporation is an American multinational corporation, multinational technology company, technology corporation producing Software, computer software, consumer electronics, personal computers, and related services headquartered at th ...

in Albuquerque, New Mexico. Paul Allen and Bill Gates at Lakeside School in 1970

April 5 Events Pre-1600 * 823 – Lothair I is crowned King of Italy by Pope Paschal I. * 919 – The second Fatimid invasion of Egypt begins, when the Fatimid heir-apparent, al-Qa'im bi-Amr Allah, sets out from Raqqada at the head of hi ...

– The Soviet manned space mission (''

Soyuz 18a Soyuz 7K-T No.39, (also named Soyuz 18a or Soyuz 18-1 by some sources and also known as the April 5 Anomaly) was an unsuccessful launch of a crewed Soyuz spacecraft by the Soviet Union in 1975. The mission was expected to dock with the orbitin ...

'') ends in failure during its ascent into

orbit In celestial mechanics, an orbit is the curved trajectory of an object such as the trajectory of a planet around a star, or of a natural satellite around a planet, or of an artificial satellite around an object or position in space such a ...

when a critical malfunction occurs in the second and third stages of the

booster rocket A booster rocket (or engine) is either the first stage of a multistage launch vehicle, or else a shorter-burning rocket used in parallel with longer-burning sustainer rockets to augment the space vehicle's takeoff thrust and payload capabilit ...

during staging at an altitude of 192 km, resulting in the cosmonauts and their

Soyuz spacecraft Soyuz () is a series of spacecraft which has been in service since the 1960s, having made more than 140 flights. It was designed for the Soviet space program by the Korolev Design Bureau (now Energia). The Soyuz succeeded the Voskhod spacecraf ...

having to be ripped free from the vehicle. Both cosmonauts (

Vasily Lazarev Vasily Grigoryevich Lazarev (russian: Васи́лий Григо́рьевич Ла́зарев; 23 February 1928 31 December 1990) was a Soviet cosmonaut who flew on the Soyuz 12 spaceflight as well as the abortive Soyuz 18a launch on 5 April ...

and Oleg Makarov) survive. *

April 9 Events Pre-1600 * 193 – The distinguished soldier Septimius Severus is proclaimed emperor by the army in Illyricum. * 475 – Byzantine Emperor Basiliscus issues a circular letter (''Enkyklikon'') to the bishops of his empire, su ...

** Asia's first professional

basketball Basketball is a team sport in which two teams, most commonly of five players each, opposing one another on a rectangular court, compete with the primary objective of shooting a basketball (approximately in diameter) through the defender's h ...

league, the

Philippine Basketball Association The Philippine Basketball Association (PBA) is a men's professional basketball league in the Philippines composed of twelve company-branded franchised teams. Founded in 1975, it is the first professional basketball league in Asia and is the se ...

, plays its first game at the

Araneta Coliseum The Araneta Coliseum, also currently known by naming rights sponsorship as Smart Araneta Coliseum, is an indoor multi-purpose sports arena that is part of the Araneta City in the Cubao area of Quezon City, Philippines. Nicknamed as "the Big ...

. ** Eight people in South Korea, who are involved in the

People's Revolutionary Party Incident The People's Revolutionary Party Incidents were legal cases in which the South Korean government accused individuals of socialist inclinations according to the Anti-communism Law in 1965 (the First Incident) and National Security Law in 1975 (th ...

, are hanged. 18thARVNsoldiersatxuanloc by Dirck Halstead

April 13 Events Pre-1600 *1111 – Henry V is crowned Holy Roman Emperor. * 1204 – Constantinople falls to the Crusaders of the Fourth Crusade, temporarily ending the Byzantine Empire. 1601–1900 *1612 – In one of the epic samurai ...

Bus massacre The 1975 Beirut bus massacre ( ar, مجزرة بوسطة عين الرمانة ,مجزرة عين الرمانة), also known as the Ain el-Rammaneh incident and the "Black Sunday", was the collective name given to a short series of armed clashes ...

: The

Kataeb The Kataeb Party ( ar, حزب الكتائب اللبنانية '), also known in English as the Phalanges, is a Christian political party in Lebanon. The party played a major role in the Lebanese Civil War (1975–1990). In decline in the ...

militia kills 27

Palestinians Palestinians ( ar, الفلسطينيون, ; he, פָלַסְטִינִים, ) or Palestinian people ( ar, الشعب الفلسطيني, label=none, ), also referred to as Palestinian Arabs ( ar, الفلسطينيين العرب, label=non ...

during an attack on their bus in Ain El Remmeneh,

Lebanon Lebanon ( , ar, لُبْنَان, translit=lubnān, ), officially the Republic of Lebanon () or the Lebanese Republic, is a country in Western Asia. It is located between Syria to Lebanon–Syria border, the north and east and Israel to Blue ...

, triggering the

Lebanese Civil War The Lebanese Civil War ( ar, الحرب الأهلية اللبنانية, translit=Al-Ḥarb al-Ahliyyah al-Libnāniyyah) was a multifaceted arme