North and South Vietnam were formally reunified after more than twenty years of war.
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Martin Luther was almost struck by lightning and became a monk.
Inventor Benjamin J. Lane patented the first self-contained gas mask.
The first Earl of Shaftesbury, Anthony Ashley Cooper, was arrested for high treason in England.
The Salvation Army was founded in London by Methodist preacher William Booth and his wife, Catherine Booth.
During a thunderstorm in Charleston, South Carolina, the National Weather Service reported an alligator falling from the sky.