Christianity; Theology; Nicene Creed; Alexandria (Egypt); Origen; Council of Nicaea (1st: 325); Tertullian, ca. 160- ca. 230; Greek language; Constantine I, Emperor of Rome, d. 337; Arius; Arianism; Athanasius, Saint, Patriarch of Alexandria, d....
Cities and towns; Greece; Geography; Roman Empire; Diocletian, Emperor of Rome, 245-313; Architecture; Archaeology; Arabs; Arab Conquest of Egypt; Administration; Military; Arianism; Council of Nicaea (1st: 325); Byzantine Empire; Athanasius,...