On this day in 1863, U.S. President Abraham Lincoln delivered the Gettysburg Address at the inauguration of the Gettysburg National Cemetery.
On this day in 1931, Chinese poet Hsu Chih-mo died in a plane crash at the age of 36.
On this day in 1985, U.S. President Ronald Reagan and Soviet leader Mikhail Gorbachev held the first summit meeting between the two heads of state in Geneva.