History of French foreign relations of construction materials (especially concrete), tanks (because of lack of road access and difficulty in the jungle terrain), and air cover precluded an effective defense, culminating in a decisive French defeat at the Battle of Dien Bien Phu. At the international Geneva Conference on July 21, 1954 the new socialist French government and the Việt Minh made an agreement that was denounced by the government of Vietnam and by the United States, but which effectively gave the Communists control of North Vietnam above the 17th parallel. South Vietnam, with heavy American support. continued under Emperor Bảo Đại. In 1955 Bảo
War in Vietnam (1954–1959) a desire to maintain French influence. France's painful withdrawal may have led to its lack of cooperation in European defense arrangements that included the United States. France rejected European Defense Community on August 30, 1954, possibly to thank the Soviets for help at Geneva. But it is certain that many French were persuaded that the U.S. and the UK furnished inadequate support to France during the latter phases of the war, and at the Conference. And it is equally certain that American policy in the aftermath of Geneva widely alienated affection for the U.S. in France, and created that lack