A team of NASA scientists declared that the Martian ALH 84001 meteorite might contain traces of alien life.
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Pittsburgh hosted the world's largest pinball tournament.
Bolivia gained independence from Peru.
Flammable vapor caught fire at the Chevron Refinery in Richmond, California.
Portugal and the Dutch Republic signed the Treaty of The Hague.
US President Lyndon B. Johnson signed the Voting Rights Act, which was introduced to stop voting discrimination against minority groups.