Christopher Columbus claimed he first saw land at present-day Bahamas.
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The Provisional Irish Republican Army attempted to assassinate British Prime Minister Margaret Thatcher.
The USSR's Voskhod 1 spacecraft became the first spaceflight with multiple crew members.
The USS Holland (SS-1) became the first modern submarine commissioned for the United States Navy.
A royal wedding occurred in Munich, which is considered to be the first-ever Oktoberfest event.
Organized by the Columbian Order, the first recorded 'Columbus Day' was celebrated on this day.
