The United States Antiwar Movement and the Vietnam The antiwar movement against Vietnam in the US from 1965-1971 was the most significant movement of its kind in the nation's history, this had a great impact on policy and practically forced the US out of Vietnam. The United States first became directly involved in Vietnam in 1950 when President Harry Truman started to underwrite the costs of France's war against the Viet Minh. Later, the presidencies of …showed first 75 words of 2576 total…

…showed last 75 words of 2576 total…may have produced a patriotic backlash. Overall, the movement eroded support for Johnson and Nixon, especially by the informed public. Through constant dissident, experts in the movement, the media, and the campuses helped to destroy the knee-jerk notion that "they in Washington have created.". Thus, from the beginning of the US involvement in Indochina's affairs, the antiwar movement in the US from 1965-1971 was the most significant movement of its kind in the nation's history.