Answer:
They had slaves as extra men to fight for them, therefore increasing their army of men
Explanation:
I think most people lived cities during that time
By conquering large parts of Asia with genghis khan
Mental breakdowns happen to ppl who have something mentally wrong with them and they would need help with that. It is common with serial killers and first time murderers.
Midway was a battle in which intelligence allowed the United States to spring a trap against what the Japanese had planned as their own ambush, resulting in an immediate shift in the balance of sea power in the Pacific.