Constantine I, Emperor of Rome, -337 Roman Empire Byzantine Empire Christianity Emperors--Byzantine Empire Diocletian, Emperor of Rome, 245-313 Eusebius, of Caesarea, Bishop of Caesarea, ca. 260- ca. 340 Heresy Persecution Arius Arians Arianism Athanasius, Saint, Patriarch of Alexandria, d. 373 Theology Council of Nicaea (1st: 325) Saxa Rubra, Battle of, Italy, 312 Donatists Licinius, Emperor of Rome, approximately 250-325 Alexander I Nicene Creed
The Coptic encyclopedia, volume 2, (CE:588a-590b). Originally published in print by Macmillan, reproduced with permission.