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
1954 Geneva Conference the Berlin Conference, participants agreed that "the problem of restoring peace in Indochina will also be discussed at the Conference [on the Korean question] to which representatives of the United States, France, the United Kingdom, the Union of Soviet Socialist Republics and the Chinese People's Republic and other interested states will be invited." The conference was held at the Palace of Nations in Geneva, commencing on April 26, 1954. The first agenda item was the Korean question to be followed by Indochina. The armistice signed at end of the Korean War required a political conference within three months—a timeline which