Answer: A progressive who served from 1907 until his death in 1940, Borah is often considered an isolationist, because he led the Irreconcilables, senators who would not accept the Treaty of Versailles, Senate ratification of which would have made the U.S. part of the League of Nations.
The Non Aligned Movement struggled to find relevance after the fall of the Soviet Union because was largely based on opposition to the Cold War. The fall of the Soviet Union ended communism hence the movement lost its significance and influence