Pope John XV
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Pope John XV was the bishop of Rome and ruler of the Papal States from August 985 until his death. A Roman by birth, he was the first pope who canonized a saint. The origins of the investiture controv
Pope John XV is mentioned in the Dagome iudex, one of the earliest written records of the nation of Poland.
Investiture Controversy
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The Investiture Controversy or Investiture Contest was a conflict between the Church and the state in medieval Europe over the ability to choose and install bishops, abbots of monasteries, and the Pop
Pope John XV
…Rome and ruler of the Papal States from August 985 until his death. A Roman by birth, he was the first pope who canonized a saint. The origins of the investiture controversy stem from John XV's pontificate, when the dispute about the deposition of Archbishop Arnulf of Reims soured the relationship between the Capetian kings…
Henry IV begging forgiveness of Pope Gregory VII at Canossa, the castle of the Countess Matilda, 1077
Contemporary illustration of Henry IV (left) and Anti-pope Clement III (centre)
Henry IV requests mediation from Matilda of Tuscany and abbot Hugh of Cluny.
Enamel panel from Cologne figuring the investiture of a bishop (c. 1160–70), Museum für Kunst und Gewerbe Hamburg, Germany