Gregory IV
Also known as Gregorius, Pope Gregory IV
Pope and bishop of Rome from 827 to 844
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Gregory IV was the leader of the Catholic Church and the bishop of Rome during the early medieval period, serving from 827 to 844. His papacy occurred during a significant time in European history when the Church wielded considerable spiritual and political influence.
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Article
Pope Gregory IV (Latin: Gregorius IV; died 25 January 844) was the bishop of Rome and leader of the Papal States from October 827 to his death on 25 January 844. His pontificate was notable for the papacy’s attempts to intervene in the quarrels between Emperor Louis the Pious and his sons. It also saw the breakup of the Carolingian Empire in 843.
Rise to papacy