On this day in 1977, the first group of the so-called “boat people” were admitted to the United States as refugees from Communist Vietnam.

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On this day in 1960, Chubby Checker’s rendition of “The Twist” reached No. 1 on the Billboard Hot 100 singles chart. 

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On this day in 1920, a horse-drawn carriage rigged with a makeshift bomb exploded on the busiest corner of Wall Street.

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On this day in 1916, the first tanks were deployed at Flers-Courcelette during the Battle of the Somme in France. 

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On this day in 1975, Rembrandt van Rijn's “The Night Watch” was vandalized while on display at the Rijksmuseum in Amsterdam. 

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On this day in 1969, the cartoon series “Scooby-Doo, Where Are You!” aired for the first time on CBS.

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On this day in 1977, anti-apartheid activist Steve Biko died on the floor of a prison hospital in Pretoria, South Africa.

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On this day in 1947, a team of engineers at Harvard University reported the earliest known computer bug.

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On this day in 1960, Alfred Hitchcock’s classic suspense thriller Psycho opened in theaters across the United States.

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On this day in 1813, the Troy Post newspaper in New York made the first published reference to the nickname Uncle Sam. 

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