Russian spacecraft Vega 2 landed on Venus.
The Vega 2 was a mission to explore both Venus and Halley’s Comet.
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The first documented blood transfusion took place using sheep blood in a teenage boy.
The US Supreme Court ruled that school is for everyone and banned discrimination based on citizenship.
John Lennon and Yoko Ono planted acorns for world peace after also mailing acorns to many world leaders to do the same.
The first motion picture was filmed using several cameras to capture galloping horses.
King John signed the Magna Carta near Windsor, England.