What groups did the nazis deem unfit to belong to the aryan " master race"?

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.