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
1954 Geneva Conference annihilating all the French troops. A demarcation line allowing the temporary regroupment of both sides would be necessary ..." The plenum endorsed Ho's analysis, passing a resolution supporting a compromise settlement to end the fighting. However, Ho and Truong Chinh plainly worried that following such an agreement at Geneva, there would be internal discontent and "leftist deviation," and in particular, analysts would fail to see the complexity of the situation and underestimate the power of the American and French adversaries. They accordingly reminded their colleagues that France would retain control of a large part of the country and that people