Council of Nicaea (1st: 325); Councils and synods; Canons; Roman Empire; Theology; Christology; Christianity; Arius; Arians; Arianism; Origen; Orthodoxy; Heresy; Jesus Christ; Hypostatic union; Holy Roman Empire; Constantine I, Emperor of Rome, d....
Arianism; Arians; Council of Nicaea (1st: 325); Councils and synods; Canons; Constantine I, Emperor of Rome, d. 337; Christology; Bishops; Orthodoxy; Heresy; Hypostatic union; Council of Constantinople (1st: 381); Council of Chalcedon (451)