Sir Malcolm Campbell broke the world record speed exceeding 300 mph on the Bonneville Flats, Utah, US.
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The online auction website eBay was founded by Pierre Omidyar.
Adolf Hitler made plans to invade Britain starting on September 21, 1940.
MacKenzie Scott, Jeff Bezos' ex-wife, became the world's richest woman with a net worth of $68 billion.
John Brallier became the first openly paid professional American Football player when he was paid $10 to play a match.
Sweden switched from driving on the left side of the road to the right side.
