History of the Byzantine State

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