Imperial unity and Christian divisions : the church, 450-680 AD - Meyendorff, John (Crestwood, NY : St. Vladimir's Seminary Press, 1989)
Church and empire -- The structure of the church -- Spiritual life: liturgy, monasticism, the saints -- Cultural variety and missionary expansion in the east -- The west in the fifth century: Christianitas and Romanitas -- The council of Chalcedon and its aftermath -- The age of Justinian -- The Christian east after Justinian: are the divisions final? -- St Gregory the great and the Byzantine papacy -- Emperor Heraclius and monotheletism.
Keywords: Church history Primitive and early church, ca. 30-600.Church and state History