What happened during ww2

France and Britain declared war from germany

to protect the united states' role as a world leader, president truman wanted to prevent the soviet union from spreading communism beyond its post-world war ii boundaries. he declared that the united states must assist any nations struggling to prevent a communist takeover.

the supreme court can hear any case it wishes as long as four justices agree to hear it.

hope this , give me brainliest answer =j