Аннотация:The article is devoted to the role of A. E. Snessarev in the development of the war philosophy basis in Russia. The object of research in the article is a way to cognize war as a social phenomenon, and the subject is the theoretical and methodological approaches of the philosophy of war, applied by A.E. Snessarev for its study. The article tells about A. E. Snessarev ‘s personal contribution to the development of the war philosophy. It contains arguments that make it possible to consider him a representative of the national war philosophy. The author uses philosophical, historical, comparative and other methods to study the chosen topic. The article reveals the gnosiological and social roots of the philosophy of war, its evolution. It refers to the names of the founders of this direction: the officer of the Napoleonic army Marquis de Chambray, the Prussian commander C. von Clausewitz and other Western representatives of this direction. The author shows the scale of the war philosophy spread in Western Europe and in Russia, as well as the modern direction of the philosophical paradigm return for studying this phenomenon. The novelty of the findings is the justification of A. E. Snessarev ‘s affiliation with Russian representatives of the war philosophy, the fact of creating an appropriate educational discipline and direction in the national philosophy, being developed among in the « Russian émigré ».