A Concise History of the Church

abbot according Aistulf Alexandria Antioch apostles Arian Arius ascetic Athanasius Augustine became bishops Boniface Byzantine Byzantium canons Cathari Catholic Charlemagne Charles Christ Christian Clement clergy clerics Cluniac Cologne concept Constantine Constantinople council crusade death decree divine doctrine Donatists East ecclesiastical election emperor episcopal epoch established Eusebius excommunicated faith Father finally founded France Frankish empire Frankish kingdom Galerius German Gnostic gospels Gregorian reform Gregory Henry heresy heretics Holy Scriptures human imperial church Innocent investiture Italy Jerusalem Jesus king later lived Lombards Luther Manichaeism medieval Middle Ages mission missionary monasteries monastic monasticism monks monophysites movement Nestorius Otto Ottonian pagan papacy papal patriarch persecution person Peter Pippin political pope position preached priest protection question reform regarded religion religious remained revelation Roman Church Roman Empire Rome salvation schism secular soon spiritual successor synod Tertullian theologians theological unity universal Visigoths West western church whole