What occurred immediately after world war ii ended in the united states?

The Postwar Economy: 1945-1960. As the Cold War unfolded in the decade and a half after World War II, the United States experienced phenomenal economic growth. The war brought the return of prosperity, and in the postwar period the United States consolidated its position as the world's richest country.

switch around #3 and #4

explanation:

i hope this , im not 100% on this i really hoped this

the main reason the us senate rejected the treaty of versailles was because "european nations wanted to punish germany"

d(:

me and mark as brainliest.