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Founded the city
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The capital was Rome
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The capital was Constantinople
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The church of Hagia Sophie in Constantinople was a masterpiece of Byzantine architecture
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Muhammad had been born in Mecca
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Muslim conquered Spain
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The Carolingian Empire
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Charles Magne stopped the Muslim conquests in Europe by defecting the invading Umayyads in the battle of Poitiers
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He was consecrated by the Pope of Rome
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The pope crowned Charles I as the Holy Roman Emperor
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The pope crowned Charles I as the Holy Roman Emperor on Christmas day
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A schism or split marked the separatioon between orthodox and Roman Christianity
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