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
History; Architecture; Archaeology; Churches; Geography; Cities and towns; Nile River; Historia monachorum in Aegypto; Hermits; Asceticism; Palladius, Bishop of Aspuna, d. ca. 430; Copts; Coptic language; Martyrs; Historians; Arabic language;...