Answer:
Explanation:
The similarities:
Politically, both cultures were theocratic and authoritarian. As already stated, the Byzantine Empire had one political system, while western Europe had dozens, but virtually all had the quality in common of being ruled by powerful monarchs vested with political, military, and religious authority.
The differences:
Despite sharing a political system and military, the two portions of the Roman Empire differed culturally. Eastern Rome picked up the Greek language and cultural elements, while Western Rome maintained Latin as a language. Additionally, Eastern Rome split from Roman Catholicism and practiced Orthodox Christianity.