The president must ratify a treaty for it become law. A treaty can stay in consideration for a while through the Senate Foreign Relations Committee. A pending treaty does not have to be submitted to Congress again as a new Congressional term starts. ...
The League of Nations was incorporated into the Treaty of Versailles and other treaties with the defeated Central Powers, but Wilson was unable to convince the Senate to ratify that treaty or allow the United States to join the League. Wilson suffered a severe stroke in October 1919 and was...