The book explores the genesis of Russian military emigration after the Civil War in Russia (1917-1922), its transformation in the interwar period into a unique phenomenon of the Russian military Diaspora, which is revealed as a holistic military, military-political, social and sociocultural phenomenon of Russian history and international relations of the XX century. The publication is addressed to students, graduate students, university teachers and everyone interested in the problems of Russian history, Russian Abroad and international relations.