World History

What was added to the calendar on Dec. 31, 1990, to adjust for variations in the Earth's rotation?

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What disease swept through London, closing down all playhouses from 1592 to 1594?
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On which date was Richard III killed in battle?
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What did "Live Aid" raise money for?
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Princes Harry and William are members of what country's royal family?
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Which bank was founded in 1841 in Moscow?
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What country did Syria withdraw from on April 26, 2005?
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Who was the last Emperor of the Austro-Hungarian Empire?
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What did a German pilot named Mathias Rust do in 1987?
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