How did the Great Depression impact global economics? How does a nation-state’s economic status often impact their foreign policy decisions?

How did the Great Depression impact global economics? How does a nation-state’s economic status often impact their foreign policy decisions? What political decision do you see the United States makes due it’s economic dependency on another nation-state? Does another nation-state depend on the US for economic support as well? Do you believe policy decisions are damaged or assisted by one’s economic status? Why or Why not?