First Indochina War on July 21, 1954, recognized the 17th parallel north as a "provisional military demarcation line", temporarily dividing the country into two zones, communist North Vietnam and pro-Western South Vietnam. Negotiations between France and the Việt Minh started in Geneva in April 1954 at the Geneva Conference, during which time the French Union and the Việt Minh were fighting a battle at Điện Biên Phủ. In France, Pierre Mendès France, opponent of the war since 1950, had been invested as Prime Minister on June 17, 1954, on a promise to put an end to the war, reaching a ceasefire in four
Geneva Agreement (1966) contention that the "Arbitral Award of 1899 about the frontier between British Guyana and Venezuela is null and void", followed by Venezuela declaring ownership of a large portion of Guyana's territory. The Geneva Agreement was published in the Nº 28.008 Official Gazette of Venezuela of 15 April 1996 and subsequently registered by this same country on 5 May 1966 in the General Office of the Organization of the United Nations under registration number Nº I-8192. Three months later after signing the agreement, on 26 May 1966, the British Guyana colony receives the independence, being called from then on "Republic of