Christian Lange
Mia Energeia
Untersuchungen zur Einigungspolitik des Kaisers Heraclius und des Patriarchen Sergius von Constantinopel
[Mia Energeia. Studies on the Policy of Re-Unification of Emperor Heraclius and the Patriarch Sergius of Constantinople.]
2012. XX, 701 pages. Summary
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Summary
Christian Lange discusses the period between the Council of Chalcedon (451) and the final failure of all attempts to avoid a split in the Church of the Empire in the 7th century.