Ngo Dinh Diem presidential visit to the United States became the Senate Majority Leader, while Mansfield—a Democrat from Montana—had been a professor of Asian history before entering politics; as a result his opinions about Vietnam were more influential and held in high regard by his fellow senators. In 1954, the French lost the Battle of Dien Bien Phu and the Geneva Conference was held to determine the future of Indochina. The Viet Minh were given control of North Vietnam, while the State of Vietnam controlled the territory south of the 17th parallel. The Geneva agreements, which the State of Vietnam did not sign, called for reunification elections to be
Geneva Agreement (1966) part to the treaty, has no participation in the comission) which within a period of 4 years would have to decide what could be the solution to the borderline problem, once this period has expires, the Protocol of Port Spain between Guyana, the United Kingdom, and Venezuela was signed in 1970 for which it was frozen, for a term of 12 years, part of the Geneva Agreement. In 1982, Venezuela decided not to ratify the Protocol of Port Spain and returned to what was established in the agreement. In 1983, Venezuela proposed direct negotiation with Guyana but Guyana does not