Roman Empire; Diocletian, Emperor of Rome, 245-313; Administration; Government; Egypt; Libya; Council of Constantinople (1st: 381); Council of Chalcedon (451); Justinian I, Emperor of the East, 483?-565; Monothelitism; Constantinople
Saints; Monks; Letters; Churches; Priests; Scholars; Asceticism; Temples; Cyril, of Alexandria, Saint, ca. 370-444; Christology; Christianity; Pelagius; John Chrysostom, Saint, d. 407; Evagrius, Ponticus, 345?-399; Theodosius II, Emperor of Rome,...