Associated Press

On Aug. 2, 1876, “Wild Bill” Hickok was shot and killed while playing poker at a saloon in Deadwood, Dakota Territory, by Jack McCall.

In 1923, the 29th president of the United States, Warren G. Harding, died in San Francisco; Vice President Calvin Coolidge became president.

In 1934, German President Paul von Hindenburg died, paving the way for Adolf Hitler’s complete takeover.

In 1974, former White House counsel John W. Dean III was sentenced to one to four years in prison for obstruction of justice in the Watergate cover-up.

In 1985, 137 people were killed when Delta Air Lines Flight 191, a Lockheed L-1011 Tristar, crashed while attempting to land at Dallas-Fort Worth International Airport.

In 1990, Iraq invaded Kuwait, seizing control of the oil-rich emirate.