NASA’s Galileo spacecraft made its first flyby of Earth.
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US President Ronald Reagan and Soviet leader Mikhail Gorbachev signed a treaty eliminating medium-range nuclear missiles.
Metallica became the first band to have performed on all seven continents when they held a concert in Antarctica.
Eamon de Valera publicly repudiated the Anglo-Irish Treaty.
Trevor Noah hosted his final episode of the late-night talk and satirical news television program 'The Daily Show.'
John Lennon had his last professional photoshoot.
