How could the Great Depression be a cause of WWII?

What effect did john hay’s open door policy letters have on the imperial powers of britain, france, germany, russia, and japan? a. it provoked the imperial powers to declare war on the united states. b. it caused the imperial powers to restrict trade in their trade with china. c. it warned the imperial powers that the united states would soon declare war on china. d. it signaled to those powers that the united states would take a larger role in world affairs than before.

How did france social divisions on the late 1700s contribute to the french revolution

What did the committees of correspondence do ? a) . all of these b). communicated c). contacted foreign government d). planned for actions the colonies took together