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Harry S. Truman becomes president
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Winston Churchill declares an “iron curtain” between West and Soviet
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Nation of Israel is established
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Grace Hopper creates the first compiler
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Julius and Ethel Rosenberg are executed for Communist activities
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The Warsaw Pact is formed
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Fats Domino’s Blueberry Hills tops the charts
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Soviet Union launched Sputnik into orbit
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NASA is formed
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Fidel Castro takes over Cuba