Council
Serdica
343 · Serdica
Attested. The failure to meet as one council is the best-attested fact. The year is sometimes given as 342 or 343.
Convened by. The emperors Constans and Constantius II, in an attempt to reunite East and West
Issues. Athanasius's deposition and the wider Nicene conflict.
Outcomes. The two sides never held a joint session. Western bishops restored Athanasius and issued canons on appeals. Eastern bishops confirmed his deposition. Some western canons were later read as magnifying the bishop of Rome.
Canons or creeds. The appeal canons exist only from the western meeting. They were not received in the East.