How did the great depression prepare roosevelt for the war effort

it made him see that he had to get us in the war as soon as possible, but politically it might have gotten him defeated.  

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.

you want somebody to write an essay for you?