Laos is a landlocked country located in the northern Indochina Peninsula, North China, south of Kampuchea, east of Vietnam, northwest Burma, adjacent to the southwest of Thailand. The Mekong River flows through 1900 kilometers west. Genus of tropical, subtropical monsoon climate. May to October is the rainy season, from November to next April for the dry season. The average annual temperature is about 26 ℃, annual rainfall of 1250 mm to 3750 mm. In 1353 the establishment of the kingdom of Lancang, Laos is the historical period of great prosperity. In 1893 became a French protectorate. 1940 September was occupied by japan. The declaration of independence in October 12, 1945. In 1946 France again invaded, signed in July 1954 on the restoration of peace in Indochina Geneva, France from Lao troops, the United States of America soon replace sb. 1962 signed the Geneva agreement laos. Laos was established to Phouma coalition government for the prime minister, Prince Sufa Nur von as deputy prime minister. In 1964, the United States to support the pro US forces to undermine the coalition government, to attack Jiefang District. In 1973 February, Laos signed on the restoration of peace and National Accord agreement in laos. 1974 April set up to the rich for the prime minister's new coalition government and souphanouvong as chairman of the joint political committee. In 1975 December announced the abolition of the monarchy, the establishment of the Lao People's democratic republic. They are finally believe in Hinayana Buddhism in Southeast Asia countries, before 75 years, Buddhism is the state religion.