December 7 is the 341st day of the year. There are 24 days remaining until the end of the year. This date is slightly more likely to fall on a Monday, Wednesday or Friday (58 in 400 years each) than on Saturday or Sunday (57), and slightly less likely to occur on a Tuesday or Thursday (56).
+ 1787 – Delaware becomes the first state to ratify the United States Constitution.
+ 1842 – First concert of the New York Philharmonic, founded by Ureli Corelli Hill.
+ 1941 – World War II: Attack on Pearl Harbor: The Imperial Japanese Navy carries out a surprise attack on the United States Pacific Fleet and its defending Army and Marine air forces at Pearl Harbor, Hawaii. (For Japan's near-simultaneous attacks on Eastern Hemisphere targets, see December 8.)
+ 1972 – Apollo 17, the last Apollo moon mission, is launched. The crew takes the photograph known as The Blue Marble as they leave the Earth.
+ 1982 – In Texas, Charles Brooks, Jr., becomes the first person to be executed by lethal injection in the United States.
( Births )
+ 1923 – Ted Knight, American actor and comedian (d. 1986)
+ 1942 – Harry Chapin, American singer-songwriter and guitarist (d. 1981)
+ 1947 – Johnny Bench, American baseball player and sportscaster
+ 1956 – Larry Bird, American basketball player and coach