Excommunication of Acacius of Constantinople

Date: July 28, 484 • Location: Rome, Italy

Pope Felix III excommunicated patriarch Acacius of Constantinople for his support of the Henoticon and his support of the removal of patriarch John Talaia, leading to the Acacian schism.

Pope Felix III was the bishop of Rome from 13 March 483 to his death on 1 March 492. His repudiation of the Henotikon is considered the beginning of the Acacian schism. He is commemorated on 1 March.