636Battle of the Yarmuk: Marking the first great wave of Muslim conquests and the rapid advance of Islam outside Arabia, Arab forces led by Khalid ibn al-Walid defeat the Byzantine Empire and take control of the Levant.
917Battle of Acheloos: Tsar Simeon I of Bulgaria decisively defeats a Byzantine army.
1057An army under Isaac I Komnenos defeat forces loyal to rival emperor Michael VI Bringas in the battle of Hades.
1083The first King of Hungary, Stephen I, and his son, Prince Emeric, are canonized, a date now celebrated as a National Day in Hungary.
1119King Henry I of England defeats king Louis VI of France in the battle of Brémule.
1191Believing Saladin had reneged on ransom promises, Richard I of England initiates the massacre at Ayyadieh, beheading 2,700 captive Muslim soldiers and another 300 women and children seized at the Fall of Acre.
1308At the conclusion of the interrogation of the leaders of the Knights Templar, the three papal investigators, Cardinals Bérenger Frédol, Etienne de Suisy and Landolfo Brancacci, write the "Chinon Parchment", in which they affirm that the accused Templars had confessed, done penance, and were absolved of heresy.
1467The Second Battle of Olmedo takes places as part of a succession conflict between Henry IV of Castile and his half-brother Alfonso, Prince of Asturias.
1519On the third day of battle, philosopher and general Wang Yangming defeats Zhu Chenhao, ending the Prince of Ning rebellion against the reign of the Ming dynasty's Zhengde Emperor.
1648The Battle of Lens is the last major military confrontation of the Thirty Years' War, contributing to the signing of the Peace of Westphalia in October that year.
1672Former Grand Pensionary Johan de Witt and his brother Cornelis are lynched by a mob in The Hague.
1707The first Siege of Pensacola comes to an end with the failure of the British to capture Pensacola, Florida.
1710War of the Spanish Succession: A multinational army led by the Austrian commander Guido Starhemberg defeats the Spanish-Bourbon army commanded by Alexandre Maître, Marquis de Bay in the Battle of Saragossa.
1775The Spanish establish the Presidio San Augustin del Tucson in the town that became Tucson, Arizona.
1794Northwest Indian War: United States troops force the United Indian Nations, a confederacy of Shawnee, Mingo, Lenape, Wyandot, Miami, Odawa, Ojibwe, and Potawatomi warriors, into a disorganized retreat at the Battle of Fallen Timbers.
1852Steamboat Atlantic sinks on Lake Erie after a collision, with the loss of at least 150 lives.
1858Charles Darwin first publishes his theory of evolution through natural selection in The Journal of the Proceedings of the Linnean Society of London, alongside Alfred Russel Wallace's same theory.
1864Bakumatsu: Kinmon incident: The Chōshū Domain attempts to expel the Satsuma and Aizu Domains from Japan's imperial court.
1882Tchaikovsky's 1812 Overture debuts in Moscow, Russia.
1905Sun Yat-sen, Song Jiaoren, and others establish the Tongmenghui, a Republican, anti-Qing revolutionary organisation, in Tokyo, Japan.
1910Extreme fire weather in the Inland Northwest of the United States causes many small wildfires to coalesce into the Great Fire of 1910, burning approximately and killing 87 people.
1914World War I: Brussels is captured during the German invasion of Belgium.
1920The first commercial radio station, 8MK (now WWJ), begins operations in Detroit.
1920The National Football League is organized as the American Professional Football Conference in Canton, Ohio.
1926Japan's public broadcasting company, Nippon Hōsō Kyōkai (NHK) is established.
1940In Mexico City, exiled Russian revolutionary Leon Trotsky is fatally wounded with an ice axe by Ramón Mercader. He dies the next day.
1940World War II: The Eighth Route Army launches the Hundred Regiments Offensive, a successful campaign to disrupt Japanese war infrastructure and logistics in occupied northern China.
1944World War II: One hundred sixty-eight captured allied airmen, including Phil Lamason, accused by the Gestapo of being "terror fliers", arrive at Buchenwald concentration camp.
1944World War II: The Battle of Romania begins with a major Soviet Union offensive.
1948Soviet Consul General in New York, Jacob M. Lomakin is expelled by the United States, due to the Kasenkina Case.
1949Hungary adopts the Hungarian Constitution of 1949 and becomes a People's Republic.
1955Battle of Philippeville: In Algeria, a force of Berbers from the Atlas Mountains region of Algeria raid two rural settlements and kill 77 French nationals.
1960Senegal breaks from the Mali Federation, declaring its independence.
1962The NS Savannah, the world's first nuclear-powered civilian ship, embarks on its maiden voyage.
1968Cold War: Warsaw Pact troops invade Czechoslovakia, crushing the Prague Spring. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.
1975Viking program: NASA launches the Viking 1 planetary probe toward Mars.
1975ČSA Flight 540 crashes on approach to Damascus International Airport in Damascus, Syria, killing 126 people.
1977Voyager program: NASA launches the Voyager 2 spacecraft.
1986In Edmond, Oklahoma, U.S. Postal employee Patrick Sherrill shoots and kills 14 of his co-workers and then commits suicide.
1988"Black Saturday" of the Yellowstone fire in Yellowstone National Park.
1988Iran–Iraq War: A ceasefire is agreed after almost eight years of war.
1988The Troubles: Eight British soldiers are killed and 28 wounded when their bus is hit by an IRA roadside bomb in Ballygawley, County Tyrone.
1989The pleasure boat Marchioness sinks on the River Thames following a collision. Fifty-one people are killed.
1991Estonia, occupied by and incorporated into the Soviet Union in 1940, issues a decision on the re-establishment of independence on the basis of legal continuity of its pre-occupation statehood.
1992In India, Meitei language (officially known as Manipuri language) is included in the scheduled languages' list and made one of the official languages of the Indian Government.
1995The Firozabad rail disaster kills 358 people in Firozabad, India.
1997Souhane massacre in Algeria; over 60 people are killed and 15 kidnapped.
1998The Supreme Court of Canada rules that Quebec cannot legally secede from Canada without the federal government's approval.
1998U.S. embassy bombings: The United States launches cruise missile attacks against alleged al-Qaeda camps in Afghanistan and a suspected chemical weapons plant in Sudan in retaliation for the August 7 bombings of American embassies in Kenya and Tanzania.
2002A group of Iraqis opposed to the regime of Saddam Hussein take over the Iraqi embassy in Berlin, Germany for five hours before releasing their hostages and surrendering.
2006Sri Lankan Civil War: Sri Lankan Tamil politician and former MP S. Sivamaharajah is shot dead at his home in Tellippalai.
2007China Airlines Flight 120 catches fire and explodes after landing at Naha Airport in Okinawa, Japan.
2008Spanair Flight 5022, from Madrid, Spain to Gran Canaria, skids off the runway and crashes at Barajas Airport. Of the 172 people on board, 146 die immediately, and eight more later die of injuries sustained in the crash.
2011First Air Flight 6560 crashes from the Resolute Bay runway, killing 12 of the 15 aboard.
2012A prison riot in the Venezuelan capital, Caracas, kills at least 20 people.
2014Seventy-two people are killed in Japan's Hiroshima Prefecture by a series of landslides caused by a month's worth of rain that fell in one day.
2016Fifty-four people are killed when a suicide bomber detonates himself at a Kurdish wedding party in Gaziantep, Turkey.
2020Joe Biden gives his acceptance speech virtually for the 2020 Democratic presidential nomination at the 2020 Democratic National Convention.
Nacimientos (226)
1377Shahrukh Mirza, ruler of Persia and Transoxiania (died 1447)
1517Antoine Perrenot de Granvelle, French cardinal and art collector (died 1586)
1561Jacopo Peri, Italian singer and composer (died 1633)
1625Thomas Corneille, French playwright and philologist (died 1709)
1632Louis Bourdaloue, French preacher and academic (died 1704)
1659Henry Every, English pirate (died 1696)
1710Thomas Simpson, English mathematician and academic (died 1761)
1719Christian Mayer, Czech astronomer and educator (died 1783)
1720Bernard de Bury, French harpsichord player and composer (died 1785)
1778Bernardo O'Higgins, Chilean general and politician, 2nd Supreme Director of Chile (died 1842)
1779Jöns Jacob Berzelius, Swedish chemist and academic (died 1848)
1785Oliver Hazard Perry, American Naval hero (died 1819)
1799James Prinsep, English orientalist and scholar (died 1840)
2012Mika Yamamoto, Japanese journalist (born 1967)
2012Meles Zenawi, Ethiopian soldier and politician, Prime Minister of Ethiopia (born 1955)
2013Sathima Bea Benjamin, South African singer-songwriter (born 1936)
2013Narendra Dabholkar, Indian author and activist (born 1945)
2013Elmore Leonard, American novelist, short story writer, and screenwriter (born 1925)
2013Marian McPartland, English-American pianist and composer (born 1918)
2013Ted Post, American director and screenwriter (born 1918)
2014Anton Buslov, Russian astrophysicist and journalist (born 1983)
2014Lois Mai Chan, Taiwanese-American librarian, author, and academic (born 1934)
2014Boris Dubin, Russian sociologist and academic (born 1946)
2014B. K. S. Iyengar, Indian yoga instructor and author, founded Iyengar Yoga (born 1918)
2014Buddy MacMaster, Canadian singer-songwriter and fiddler (born 1924)
2014Sava Stojkov, Serbian painter and educator (born 1925)
2014Edmund Szoka, American cardinal (born 1927)
2015Egon Bahr, German journalist and politician, Federal Minister for Special Affairs of Germany (born 1922)
2015Paul Kibblewhite, New Zealand chemist and engineer (born 1941)
2017Jerry Lewis, American actor and comedian (born 1926)
2018Uri Avnery, Israeli writer, politician and peace activist (born 1923)
2018Jennifer Ramírez Rivero, Venezuelan model (born 1978)
2020Chi Chi DeVayne, American Drag Queen (born 1985)
2021Igor Vovkovinskiy, Ukrainian-American law student and actor, American tallest person (born 1982)
2022Darya Dugina, Russian journalist (born 1992)
2024Al Attles, American basketball player and coach (born 1936)
Celebraciones (7)
Feast of Asmá’ (Baháʼí Faith, only if Baháʼí Naw-Rúz falls on March 21)
Indian Akshay Urja Day (India)
Independence Restoration Day (Estonia), re-declaration of the independence of Estonia from the Soviet Union in 1991.
Meitei Language Day, also known as Manipuri Language Day, the day on which Meitei (Manipuri) was included in the scheduled languages' list and made one of the official languages of India.