Both Michael Jackson and the Bee Gees were inducted into the Rock & Roll Hall of Fame.
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The world's first adhesive postage stamp, the Penny Black, was used in a public postal system in the United Kingdom.
The first issue of the New York Herald was published by James Gordon Bennett, costing 1 cent per issue.
The UN reported that one million plant and animal species were at risk of extinction.
The Sack of Rome occurred.
Space Exploration Technologies Corporation, more commonly known as SpaceX, was founded by Elon Musk.
