The Allies and Hitler reached an agreement that Hitler could keep the land he had already taken if he did not invade any more countries. Hitler broke this promise when he invaded which country?

What economic problem created massive poverty in Germany, which in turn made Hitler more popular with the majority of German people?

On the road to war, the United States began sending lend-lease aid to which country to help them protect against Japanese invasions?

If British and American troops opened a second front by attacking Germany from the west, it would take the pressure off the?