In March 1920 the Senate rejected the Treaty of Versailles, which would have made the U.S. a member of this
The Senate reconsidered the treaty with reservations on March 19, 
1920, but the... [DOC] [TLE] Milestones: 19141920 - Office of the Historian [PAR] Cartoon critizing U.S. lack of participation in the League of Nations ... were an 
Assembly of all members, a Council made up of five permanent members and ... 
and in March 1920, the Treaty and Covenant were defeated by a 49-35 Senate 
vote.