Events on March 1 83
Year 293
Emperor Diocletian and Maximian appoint Constantius Chlorus and Galerius as Caesars. This is considered the beginning of the Tetrarchy, known as the Quattuor Principes Mundi ("Four Rulers of the World").
Year 317
Crispus and Constantine II, sons of Roman Emperor Constantine I, and Licinius Iunior, son of Emperor Licinius, are made Caesares.
Year 350
Vetranio is asked by Constantina, sister of Constantius II, to proclaim himself Caesar.
Year 834
Emperor Louis the Pious is restored as sole ruler of the Frankish Empire. After his re-accession to the throne, his eldest son Lothair I flees to Burgundy.
Year 1457
The Unitas Fratrum is established in the village of Kunvald, on the Bohemian-Moravian borderland. It is to date the second oldest Protestant denomination.
Year 1476
Forces of the Catholic Monarchs engage the combined Portuguese-Castilian armies of Afonso V and Prince John at the Battle of Toro.
Year 1562
Sixty-three Huguenots are massacred in Wassy, France, marking the start of the French Wars of Religion.
Year 1628
Writs issued in February by Charles I of England mandate that every county in England (not just seaport towns) pay ship tax by this date.
Year 1633
Samuel de Champlain reclaims his role as commander of New France on behalf of Cardinal Richelieu.
Year 1642
Georgeana, Massachusetts (now known as York, Maine), becomes the first incorporated city in the United States.
Year 1692
Sarah Good, Sarah Osborne and Tituba are brought before local magistrates in Salem Village, Massachusetts, beginning what would become known as the Salem witch trials.
Year 1700
Sweden introduces its own Swedish calendar, in an attempt to gradually merge into the Gregorian calendar, reverts to the Julian calendar on this date in 1712, and introduces the Gregorian calendar on this date in 1753.
Year 1713
The siege and destruction of Fort Neoheroka begins during the Tuscarora War in North Carolina, effectively opening up the colony's interior to European colonization.
Year 1805
Justice Samuel Chase is acquitted at the end of his impeachment trial by the U.S. Senate.
Year 1815
Napoleon returns to France from his banishment on Elba, start of the Hundred Days.
Year 1815
Georgetown University's congressional charter is signed into law by President James Madison.
Year 1836
A convention of delegates from 57 Texas communities convenes in Washington-on-the-Brazos, Texas, to deliberate independence from Mexico.
Year 1845
United States President John Tyler signs a bill authorizing the United States to annex the Republic of Texas.
Year 1852
Archibald Montgomerie, 13th Earl of Eglinton, is appointed Lord Lieutenant of Ireland.
Year 1854
German psychologist Friedrich Eduard Beneke disappears; two years later his remains are found in a canal near Charlottenburg.
Year 1867
Nebraska becomes the 37th U.S. state; Lancaster, Nebraska is renamed Lincoln and becomes the state capital.
Year 1870
Marshal F. S. López dies during the Battle of Cerro Corá thus marking the end of the Paraguayan War.
Year 1873
E. Remington and Sons in Ilion, New York begins production of the first practical typewriter.
Year 1893
Electrical engineer Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri.
Year 1896
Battle of Adwa: An Ethiopian army defeats an outnumbered Italian force, ending the First Italo-Ethiopian War.
Year 1910
The worst avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
Year 1917
The Zimmermann Telegram is reprinted in newspapers across the United States after the U.S. government releases its unencrypted text.
Year 1921
The Australian cricket team captained by Warwick Armstrong becomes the first team to complete a whitewash of The Ashes, something that would not be repeated for 86 years.
Year 1939
An Imperial Japanese Army ammunition dump explodes at Hirakata, Osaka, Japan, killing 94.
Year 1941
World War II: Bulgaria signs the Tripartite Pact, allying itself with the Axis powers.
Year 1942
World War II: Japanese forces land on Java, the main island of the Dutch East Indies, at Merak and Banten Bay (Banten), Eretan Wetan (Indramayu) and Kragan (Rembang).
Year 1949
Indonesian Army recaptures and occupies for six hours its capital city Yogyakarta from the Dutch.
Year 1950
Cold War: Klaus Fuchs is convicted of spying for the Soviet Union by disclosing top secret atomic bomb data.
Year 1953
Soviet Premier Joseph Stalin suffers a stroke and collapses; he dies four days later.
Year 1954
Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.
Year 1954
Armed Puerto Rican nationalists attack the United States Capitol building, injuring five Representatives.
Year 1956
The International Air Transport Association finalizes a draft of the Radiotelephony spelling alphabet for the International Civil Aviation Organization.
Year 1958
Samuel Alphonsus Stritch is appointed Pro-Prefect of the Propagation of Faith and thus becomes the first U.S. member of the Roman Curia.
Year 1964
Villarrica Volcano begins a strombolian eruption causing lahars that destroy half of the town of Coñaripe.
Year 1966
Venera 3 Soviet space probe crashes on Venus becoming the first spacecraft to land on another planet's surface.
Year 1971
President of Pakistan Yahya Khan indefinitely postpones the pending national assembly session, precipitating massive civil disobedience in East Pakistan.
Year 1972
The Thai province of Yasothon is created after being split off from the Ubon Ratchathani Province.
Year 1973
Black September storms the Saudi embassy in Khartoum, Sudan, resulting in the assassination of three Western hostages.
Year 1974
Watergate scandal: Seven are indicted for their role in the Watergate break-in and charged with conspiracy to obstruct justice.
Year 1981
Provisional Irish Republican Army member Bobby Sands begins his hunger strike in HM Prison Maze.
Year 1990
Steve Jackson Games is raided by the United States Secret Service, prompting the later formation of the Electronic Frontier Foundation.
Year 1991
Uprisings against Saddam Hussein begins in Iraq, leading to the death of more than 25,000 people mostly civilian.
Year 1992
Bosnia and Herzegovina declares its independence from Socialist Federal Republic of Yugoslavia.
Year 2002
The Envisat environmental satellite successfully reaches an orbit 800 kilometers (500 mi) above the Earth on its 11th launch, carrying the heaviest payload to date at 8500 kilograms (8.5 tons).
Year 2003
Management of the United States Customs Service and the United States Secret Service move to the United States Department of Homeland Security.
Year 2005
In Roper v. Simmons, the U.S. Supreme Court rules that the execution of juveniles found guilty of murder is unconstitutional.
Year 2006
English-language Wikipedia reaches its one millionth article, Jordanhill railway station.
Year 2007
Tornadoes break out across the southern United States, killing at least 20 people, including eight at Enterprise High School.
Year 2008
The Armenian police clash with peaceful opposition rally protesting against allegedly fraudulent presidential elections, as a result ten people are killed.
Year 2014
At least 29 people are killed and 130 injured in a mass stabbing at Kunming Railway Station in China.
Year ?
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.
Year ?
Lucius Cornelius Sulla, at the head of a Roman Republic army, enters Athens, removing the tyrant Aristion who was supported by troops of Mithridates VI of Pontus ending the Siege of Athens and Piraeus.