"The Roman emperors of the 4th, 5th, and 6th centuries were probably right in seeing unity as essential to the success and perhaps even the survival of Rome. Ironically, however, their attempts to create unity often created as many problems as they solved."
CONSTANTIUS, JULIAN THE APOSTATE, THEODOSIUS, ARIANS, NICAEA, NESTORIANS, MONOPHYSITES, ZENO, ALARIC, STILICHO, JEROME, ST. AUGUSTINE, JUSTINIAN
II. Sons of Constantine
III. Julian the Apostate
IV. Jovian, Valentinian, Valens
V. Theodosius the Great
VI. Division of Empire: Honorius, Arcadius
IX. The Fall of the West?
X. The Eastern Empire/Struggle for religious unity