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
Geneva Agreement (1966) Guyana" (and since 1970 "Cooperative Republic of Guyana"), date from which the new State becomes part of the agreement as a sovereign and independent country along with the United Kingdom and Venezuela, although it totally substitutes the United Kingdom in the coversations with Venezuela regarding the boderline disagreement The Geneva Agreement is a transitory agreement to come to a definitive solution, many define it as an "agreement to reach an agreement" and although in the Venezuelan interpretation invalidates the 1899 award, the "status quo" that it derived is maintained. Therefore, the area under complaint is under the authority of the