March 15 events in history

221 Liu Bei, a Chinese warlord and member of the Han royal house, declares himself emperor of Shu-Han and claims his legitimate succession to the Han Dynasty
280 Sun Hao of Eastern Wu surrenders to Sima Yan which began the Jin Dynasty
351 Constantius II elevates his cousin Gallus to Caesar, and puts him in charge of the Eastern part of the Roman Empire
933 After a ten-year truce, German King Henry I defeats a Hungarian army at the Battle of Riade near the Unstrut river
1311 Battle of Halmyros: The Catalan Company defeats Walter V of Brienne to take control of the Duchy of Athens, a Crusader state in Greece
1493 Christopher Columbus returns to Spain after his first trip to the Americas
1545 First meeting of the Council of Trent
1564 Mughal Emperor Akbar abolishes "jizya" (per capita tax)
1672 Charles II of England issues the Royal Declaration of Indulgence
1781 American Revolutionary War: Battle of Guilford Courthouse – Near present-day Greensboro, North Carolina, 1,900 British troops under General Charles Cornwallis defeat an American force numbering 4,400
1783 In an emotional speech in Newburgh, New York, George Washington asks his officers not to support the Newburgh Conspiracy. The plea is successful and the threatened coup d'état never takes place
1820 Maine becomes the 23rd U.S. state
1848 A revolution breaks out in Hungary. The Habsburg rulers are compelled to meet the demands of the Reform party
1864 American Civil War: The Red River Campaign : U.S. Navy fleet arrives at Alexandria, Louisiana
1874 France and Viet Nam sign the Second Treaty of Saigon, further recognizing the full sovereignty of France over Cochinchina
1875 Archbishop of New York John McCloskey is named the first cardinal in the United States
1877 First ever official cricket test match is played: Australia vs England at the MCG Stadium, in Melbourne, Australia
1888 Start of the Anglo-Tibetan War of 1888
1892 Liverpool F.C. is founded
1906 Rolls-Royce Limited is incorporated
1916 President Woodrow Wilson sends 4,800 United States troops over the U.S.-Mexico border to pursue Pancho Villa
1917 Tsar Nicholas II of Russia abdicates the Russian throne and his brother the Grand Duke becomes Tsar
1922 After Egypt gains nominal independence from the United Kingdom, Fuad I becomes King of Egypt
1926 The dictator Theodoros Pangalos is elected President of Greece without opposition
1931 SS Viking explodes off Newfoundland, killing 27 of the 147 on board
1933 Austrian Chancellor Engelbert Dollfuss keeps members of the National Council from convening, starting the austrofascist dictatorship
1935 Percy Shaw founded his company Reflecting Roadstuds Limited to make cat's eyes
1939 World War II: German troops occupy the remaining part of Bohemia and Moravia; Czechoslovakia ceases to exist
1939 Carpatho-Ukraine declares itself an independent republic, but is annexed by Hungary the next day
1941 Philippine Airlines, the flag carrier of the Philippines takes its first flight between Manila (from Nielson Field) to Baguio City with a Beechcraft Model 18 making the airline the first and oldest commercial airline in Asia operating under its original name
1943 World War II: Third Battle of Kharkov – the Germans retake the city of Kharkov from the Soviet armies in bitter street fighting
1945 World War II: Soviet forces begin an offensive to push Germans from Upper Silesia
1952 In Cilaos, Réunion, 1870 mm (73 inches) of rain falls in a 24-hour period, setting a new world record (March 15 through March 16)
1956 My Fair Lady receives its premiere performance on Broadway at the Mark Hellinger Theatre
1961 South Africa withdraws from the Commonwealth of Nations
1965 President Lyndon B. Johnson, responding to the Selma crisis, tells U.S. Congress "We shall overcome" while advocating the Voting Rights Act
1978 Somalia and Ethiopia signed a truce to end the Ethiopian-Somali War
1985 The first Internet domain name is registered (symbolics.com)
1985 Brazilian military dictatorship ends
1986 Hotel New World Disaster: Thirty-three people die when the Hotel New World in Singapore collapses
1990 Mikhail Gorbachev is elected as the first President of the Soviet Union
1991 The Treaty on the Final Settlement with Respect to Germany comes into effect, granting full sovereignty to the Federal Republic of Germany
2011 Beginning of the Syrian civil war