Source: HistoryNet.com
1798: The first serious fist fight occurs in U.S. Congress.
1804: New Jersey becomes the last northern state to abolish slavery.
1841: Lord Sydenham names Kingston the first capital of the Province of Canada.
1930: Mackenzie King appoints 45 year old Cairine Wilson Canada's first woman Senator.
1946: Royal Canadian mounted police arrest 22 as Soviet spies.
1950: Joseph Stalin and Mao Tse-tung sign a mutual defense treaty in Moscow.
1961: Eighteen members of the U.S. figure skating team are lost in an airplane crash in Belgium.
1965: Canada's maple leaf flag is raised for the first time.
1996: Prime Minister Jean Chrétien throttles protestor Bill Clennett, who was disrupting Flag Day ceremonies in Hull; launches a small controversy over what was called Chrétien's "Shawinigan Handshake".