It is the 74th day of the year, with only 291 days remaining.
In the Roman calendar, this date was known as the Ides of March.
44 BC - Julius Caesar, Dictator of the Roman Republic, is stabbed to death by Marcus Junius Brutus, Gaius Cassius Longinus, Decimus Junius Brutus, and several other Roman senators.
1781 AD - Near Greensboro, North Carolina, 1,900 British troops under General Charles Cornwallis defeat an American force numbering 4,400 at the Battle of Guilford Courthouse.
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'etat never takes place.
1820 - Maine becomes the 23rd state of the Union.
1906 - Rolls-Royce Limited is incorporated.
1916 - President Woodrow Wilson sends 4,800 United States troops over the southern border to pursue Pancho Villa.
1939 - German troops occupy the remaining part of Bohemia and Moravia, Czechoslovakia ceases to exist.
1952 - In Cilaos, Reunion a record 73 inches of rain falls in a 24-hour period.
1985 - The first Internet domain name is registered, symbolics.com.
1990 - Irag hangs British journalist Farzad Bazoft for spring.
1990 - Mikhail Gorbachev is elected as the first President of the Soviet Union.