The First Ecumenical Council was summoned by Emperor Constantine the Great in 325, May 20th. The Council assembled at Nicaea in the province of Bithynia of Asia Minor and was formally opened by ...

The First Council of Constantinople was the second of seven ecumenical councils of the early Christian Church. Convened in ...

With Constantine’s patronage, Christianity and its ecclesiastical debates became matters of importance at the first of the great Ecumenical Councils of the Church, the Council of Nicaea.

Organised by the Pontifical Gregorian University and the University of Münster, an international conference will take place in Rome next week that focuses on the Council of Nicaea 1700 years ago and ...

John Ngige Njoroge, an Orthodox priest who heads theology and interfaith relations at the Africa Conference of Churches, said Nicaea was the first ecumenical council that demonstrated how Christians ...

AUSTRALIAN Catholic University experts in theology, liturgy, and ecology are supporting a global proposal to institute a new ...