Why did the u. s. appease hitler?

They did not want the war to get out of hand

Explanation:

at the time the allies did not know of the sheer navy power that hitler had and recently recovering from ww2 which germany was blamed for they did not want to escalate into another world war

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

either b) they were often feared and despised by other native cultures. or

c) their obsession allowed them to coexist with many other native cultures because of their peaceful nature.