as far as hitler and the third rich was concerned it wasn't ww2 it was still ww1,and he decided to win the battles lost during ww1,he beat every country except russia,who was one of his allies in the beginning,and Brittni,those countrys were taking every thing the germans had after the cesation of hostilitys at versies,he made some major mistakes in the war,one was alliance with japan,he didnt want to fight america because he would have been fighting an army that was made up of app 35% german people that live here,you may not know it but the ethnic population of germans in america is still around 30% of the white peoples living here.