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Eastern Orthodox Church System

Type Object Region Byzantine Empire Time 1054

The Eastern Orthodox Church system, centered on the patriarchates of Constantinople, Alexandria, Antioch, and Jerusalem, separated from Rome after th…

Timeline

  1. 1054Constantinople · Byzantine EmpireIn 1054 Rome and the Patriarch of Constantinople excommunicated each other, formally splitting the Eastern and Western churches; the Eastern church system developed its own tradition in theology, liturgy, and hierarchy.
  2. c. 1122–1128Hagia Sophia, Constantinople · Byzantine EmpireIn the 1120s Eastern Orthodoxy was still the state religion of Byzantium; patriarchates, monastic networks, and the imperial syncellus system operated together, and the church participated in diplomacy and Crusade-related issues.
  3. c. 988–1125Kiev · Kievan Rus'From the conversion of Kievan Rus', Eastern Orthodoxy spread through Byzantium to the Slavic lands; by the 1120s an Eastern European church landscape of multiple patriarchates and local metropolitans had taken shape.

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