Hitler's power was not checked when the US entered the war. The war with the US was between them and Japan. The USSR did join sides with the allies when Germany broke an treaty. However, the US did win the war between Japan.
Answer:
genocide is a term describing violence against a community of people so genocide was created due to peoples views on other people(their views on a race or because of their religion)
Explanation:
genocide could be done in multiple ways, being a person in power, like hitler. or you could do it under the terms of a religion(usually under the influence of an occult). It really only started being recognized after hitler though
A it depends I believe is correct answer