Answer:
The Byzantine Empire achieved its pinnacle during the second phase of its history, which covered the years 867 to 1057 and was ruled by the Macedonian dynasty. The empire began to expand again during a time of collapse, and it was able to reclaim nearly all of the Christian cities in the East. The empire lost wealthy Egypt and huge areas of Syria, but Jerusalem remained under enemy control. The mighty Bulgarian Empire, which had formerly posed a major threat to the Byzantine state, was finally absorbed into the Byzantine Empire in 1014 after a bloody conflict. Basilius I, the victorious emperor, was even granted the title "Boulgaroktonos," which means "slayer of Bulgars." A prosperous age began with the security of the empire's northern border.From Constantinople's establishment, the Byzantine money had remained stable and was at this time the most widely used in the Mediterranean region.
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