Here is a list of things which happened on the 12th of July over the years:
Former United States Secretary of the Treasury Alexander Hamilton dies after being shot in a duel. (1804)
The Medal of Honor is authorized by the United States Congress. (1862)
A fire destroys the entire 6th floor of the National Personnel Records Center of the United States. (1973)
Democratic presidential candidate Walter F. Mondale named New York Congresswoman Geraldine A. Ferraro his running mate, making her the first woman to run on a major party ticket (1984)
Russian President Boris Yeltsin resigned from the Communist Party. (1990)
Hezbollah guerrillas kidnapped two Israeli soldiers and killed eight others in a cross-border raid; Israel sent ground troops into Lebanon in response (2006)