Napoleonic Wars: Battle of Trafalgar: A British fleet led by Vice Admiral Lord Nelson defeats a combined French and Spanish fleet under Admiral Villeneuve.
American Civil War: Battle of Ball's Bluff: Union forces under Colonel Edward Baker are defeated by Confederate troops in the second major battle of the war.
Korean War: Heavy fighting begins between British and Australian forces from the 27th British Commonwealth Brigade and the North Korean 239th Regiment during the Battle of Yongju.
Mau Mau Uprising: Kenyan rebel leader Dedan Kimathi is captured by the British Army, signalling the ultimate defeat of the rebellion, and essentially ending the British military campaign.
U.S. President Dwight D. Eisenhower signs an executive order transferring Wernher von Braun and other German scientists from the United States Army to NASA.
North Korea nuclear weapons program: North Korea and the United States sign an Agreed Framework that requires North Korea to stop its nuclear weapons program and agree to inspections.