California became the 31st state to join the United States of America.
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Naughty Dog released their first 3D video game, Crash Bandicoot, for the PlayStation.
Grace Hopper fell victim to the first-ever computer bug after removing a moth from her Harvard Mark II computer.
President Lyndon B signed the National Traffic and Motor Safety Act, which set new standards for vehicles and drivers.
Queen Elizabeth II became Great Britain's longest-reigning monarch in history.
With a record time of 2:52:29, Armas Toivonen was the first European to win gold for a marathon at the European Athletics Championships.