History of the Byzantine State

administration Alexius already Andronicus appeared Arabs army Artabasdus Asia Minor attack attempt authority Balkans Basil became beginning brought Bulgarian Bulgars Byzantine Empire Byzantium Cantacuzenus capital century Christian chronicle Church civil complete considerable Constantine Constantinople continued Council crusade death detailed Dölger early East eastern ecclesiastical Emperor established fact finally followed forces further Geschichte given gives Greek hand imperial important increased influence internal Italy John Justinian king land later Latin Manuel Michael military Nicephorus Nicephorus Gregoras officials once Paris particularly Patriarch period Persian political position question reign relations remained result Roman Rome rule ruler Serbian showed side significance Slav soon sources struggle studies success territory theme Theodore Thessalonica throne took turned victory West Western whole