Answer: The emperor's role was to enforce doctrine, root out heresy, and uphold ecclesiastical unity. Both the title and connection between Emperor and Church continued in the Eastern Roman Empire throughout the medieval period (in exile during 1204–1261).
Explanation: Hope this helps
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I would have to say that Justinians empire was weak after being split into. He also faced criticism for the rise in taxes due to the war effort.
The first parade was held in 3 march 1913
B. That is the key objective.