John Lennon and Yoko Ono left the UK and headed to New York City, US.
Lennon never returned to the UK.
Source
The online auction website eBay was founded by Pierre Omidyar.
Sir Malcolm Campbell broke the world record speed exceeding 300 mph on the Bonneville Flats, Utah, US.
The Viking 2 became the second spacecraft to land on Mars.
Adolf Hitler made plans to invade Britain starting on September 21, 1940.
The United States and Great Britain signed the Treaty of Paris, ending the Revolutionary war.