Documents of the state archives of Russia, materials from foreign documentary collections (American, Japanese, Chinese), newspaper reports on the preparation and beginning of the combined intervention of the Entente countries and the United States in the Far East are published. Discussion by the ruling circles and diplomats of these countries and related representatives of the Russian counter-revolution of the time of the beginning and nature of the intervention, the main directions: military, economic, ideological, diplomatic events, etc., which provided decisive support to whites in overthrowing Soviet power in 1918. For scientists, history teachers and a wide range of readers.