Why didn’t congress approve of the u. s. membership in the league of nations after world war i

Is this american history or candadian?

Woodrow wilson  wantd the US to enter the league of nations. unfortunately , it was on congress to decide. congress has better things to do and were opposed to joining. yes it was a mistake. the league of nations would have been successful if the US had joined.

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.