The ARVN and the Fight for South Vietnam

With the withdrawal of French forces from South Vietnam in 1955, the U.S. took an ever-widening role in defending the country against invasion by North Vietnam. By 1965, the U.S. had "Americanized" the war, relegating the Army of the Republic of Vietnam (ARVN) to a supporting role. While the U.S. won many tactical victories, it had difficulty controlling the territory it fought for. As the war grew increasingly unpopular with the American public, the North Vietnamese launched two large-scale inv