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  Christianity was adopted in Western Europe
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  And The beginnings of Arab expansionism
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  Charlemagne is crowned by Pope Leo III on New Year's Day
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  Castles become very common in Europe
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  William of Normandy becomes Greater than King Harold at the First Crusade
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  King John of England is obliged to sign the Magna Carta
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  the Black Death arrived in Europe and wiped out one-third of the population
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  Peasants cause and uprising over unfair rights
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  Joan of Arc is burnt at the stake
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  The Gutenberg Bible is printed in Mainz, Germany