How did US involvement in world war 11 permanently end the policies of isolationism and contribute to the emerges of the country as a "superpower"​

Respuesta :

Answer:

Against the recommendation of President Woodrow Wilson, the U.S. Senate rejected the war-ending Treaty of Versailles, because it would have required the U.S. to join the League of Nations.

Explanation:

The United States believed that the economic aid provided by the Marshall Plan would help contain the spread of Communism.