In 1979, a computer error nearly triggered a false nuclear alarm in the United States.
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The modern Olympic Games began in 1896 in Athens, Greece.
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The Spanish Armada sailed against England in 1588.
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The Sumerians developed one of the earliest known writing systems.
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Mammoths and early humans lived at the same time.
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The Roman Empire significantly influenced law and architecture in Europe.
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The asteroid impact linked to dinosaur extinction occurred about 66 million years ago.
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The eruption of Krakatoa in 1883 was heard thousands of miles away.
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The first flowering plants appeared during the Cretaceous period.
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