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It begins in the Frankish Empire under Charlemagne
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First version of 'Anglo-sax son' chronicle is written
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Denmark accepts Christianity
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Poland accepts Christianity
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Kiev Rus accepts Christionality
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Hungary accepts Christianity
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Pope Urban II launches the first crusade
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Crusaders conquer Jerusalem
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Second crusade begins
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Turks reconquer Jerusalem
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Third crusade begins
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Fourth crusade begins
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The black death begins in Europe
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The peasants revolt in England
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Constnaple falls to the Turkish