What effect did us entry into the war have?

The effect of the US entering the war was great for America since nothing happened to its land and none of the money had to be used to recover there for keeping up its Economy but US did however damage countries like Japan for example.

Opposition to the nra came to a head in 1935, when the conservative supreme court declared the agency unconstitutional, claiming the nra gave the executive branch regulatory powers that belonged exclusively to congress. this decision began a series of court decisions that overturned key elements of the new deal.