Quảng Bình Province added phủ Quảng Trạch. Under French colony (French Indochina, Quảng Bình was situated in Annam of French Indochina and Đồng Hới airbase in Quảng Bình was used by the French to attack the Việt Minh in north-central Vietnam and the Laotian Pathet army in north and south Laos. In 1954, the Geneva Accord was signed by France, Vietnam, and other parties involved. According to which, Vietnam was to be temporarily divided into 2 parts, with the 17th parallel as the boundary. North Vietnam was under the control of the Communist party while the South was an anti-communist and French collaborators
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