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Battle of Monte Porzio: A Roman army supporting Pope Alexander III is defeated by Christian of Buch and Rainald of Dassel.

Historical image related to Battle of Monte Porzio: A Roman army supporting Pope Alexander III is defeated by Christian of Buch and Rainald of Dassel. from May 29, 1167

Battle of Monte Porzio

1167 battle between the Holy Roman Empire and the Commune of Rome

The Battle of Monte Porzio was fought on 29 May 1167 between the Holy Roman Empire and the Commune of Rome. The communal Roman army, which one historian has called the "greatest army which Rome had sent into the field in centuries", was defeated by the forces of the Emperor…
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Commune of Rome

Italian political regime from 1143 to 1398

The Commune of Rome was a semi-autonomous, citizen-led political regime established in the city of the same name, whose emergence can be included within the process of constitution of urban communes in Northern Italy. As a political-administrative entity, the Commune of Rome,…
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Pope Alexander III

Head of the Catholic Church from 1159 to 1181

Pope Alexander III, born Roland, was head of the Catholic Church and ruler of the Papal States from 7 September 1159 until his death in 1181.
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Christian I (archbishop of Mainz)

German prelate and nobleman (1165 to 1183)

Christian I (c. 1130 – 23 August 1183), sometimes Christian von Buch, was a German prelate and nobleman. He was Archbishop of Mainz and Archchancellor of Germany from 1165 until his death in 1183. He was originally elected archbishop in 1160 in a disputed election. He served the…
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Rainald of Dassel

Archbishop of Cologne and Archchancellor of Italy from 1159 to 1167

Rainald of Dassel was Archbishop of Cologne and Archchancellor of Italy from 1159 until his death. A close advisor to the Hohenstaufen emperor Frederick Barbarossa, he had an important influence on Imperial politics, mainly in the Italian conflict of Guelphs and Ghibellines.
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