1863 – American Civil War: Battle of Lookout Mountain – Near Chattanooga, Tennessee, Union forces under General Ulysses S. Grant capture Lookout Mountain and begin to break the Confederate siege of the city led by General Braxton Bragg.
1971 – During a severe thunderstorm over Washington state, a hijacker calling himself Dan Cooper (AKA D. B. Cooper) parachutes from a Northwest Orient Airlines plane with $200,000 in ransom money. He has never been found.