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Collapse of the Western Roman Empire
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Clovis I defeats the Visigoths in the Battle of Vouille
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Byzantine general Narses decisively defeats the Visigoths in Italy
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Byzantine Emperor Heraclius decisively defeats the Sassanids in the Battle of Nineveh
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The Umayyads are overthrown by the Abbasids
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Henry II is crowned Holy Roman Emperor by Pope Benedict VIII
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The Second Crusade is launched
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Saint Bernard of Clairvaux dies on August 20, 1153 AD.
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The Mongols defeat Polish forces in the Battle of Legnic
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The Abbasid Caliphate comes to an end
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Kublai Khan becomes the Great Khan of the Mongol Empire
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Clovis I defeats the last Roman official in Gaul at Soissons
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Tang Dynasty overthrows the Sui Dynasty
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Otto I is crowned Holy Roman Emperor on
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The fall of the Tang Dynasty
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Chinese poet, painter and statesman Wang Wei dies
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Charlemagne is crowned emperor by Pope Leo III
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Charlemagne dies
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The Tomespan from which the Tang Dynasty stood