The Byzantine Empire was the eastern section of the Roman Empire which remained in existence after the fall of the west. The empire is commonly considered to have existed from AD 395 to 1453. The empire reached its height under the Macedonian emperors of the late 9th, 10th and early 11th centuries. The Fourth Crusade had a devastating effect on the empire, and it was conquered by the Ottoman Empire in the 15th century. (more...)
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