February 22, 1812
1812 United States presidential election — 7th quadrennial U.S. presidential election
Battle during the War of 1812
War of 1812 era stockade located in the modern city of Terre Haute, Indiana
1812 battle during the Napoleonic Wars
Violent riots in the summer of 1812 in Baltimore, Maryland, US
In La Victoria, Aragua, Venezuela
Magnitude 7 earthquake (March 26, 1812) in Venezuela damaging Caracas, La Guaira, Barquisimeto, San Felipe and Mérida
1812 treaty between Sweden and Russia
Treaty of Bucharest — peace treaty in 1812
Siege during the French invasion of Russia (1812)