On This Day

What Happened on July 16, 1054

Day of the Week: Wednesday

Historical Events

  • Michael Caerularius excommunicated of Constantinople

TurkeyHagia Sophia

Three Roman legates fracture relations between Western and Eastern Christian churches by placing invalid Papal Bull of Excommunication on altar of Hagia Sophia during liturgy. Often dated start of the East-West Schism.
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Hagia Sophia in Istanbul, Turkey
Hagia Sophia in Istanbul, Turkey