Empires originated as different types of states, although they commonly began as powerful monarchies. ... Many empires were the result of military conquest, incorporating the vanquished states into a political union, but imperial hegemony can be established in other ways.... he already answered so sorry
Answer:
Diseases took away soldiers' live the most even more than bullets.
Explanation:
It is in history books!
Yes, lack of foreign conflict for close to 100 years until world war 1 which is a sign of its success.