Kryzhanovsky as a Figure in Anti-Bolshevik Movement of Urals and Siberia in 1918—1920

The article is dedicated to the history of the Yekaterinburg Secret Military Organization, which prepared an uprising against Soviet authority. It introduces new information into academic discourse regarding its covert operations in the spring and summer of 1918. The existing historiographic views on the leadership composition and structure of the Yekaterinburg Secret Military Organization have been expanded. The role of one of its previously unknown participants, the mining engineer Yuri Ilyich Kryzhanovsky, within the organization has been revealed. It has been proven that Yuri I. Kryzhanovsky was one of the leaders of the Yekaterinburg Secret Military Organization, and that the headquarters of the underground movement was located in his father’s house. Key milestones in Kryzhanovsky’s biography have been established, including the final period associated with his service in Admiral Kolchak’s army. Kryzhanovsky’s connections with Major General A. N. Grishin-Almazov, commander of the Siberian Army, and the renowned revolutionary B. V. Savinkov are demonstrated. It is proven that Yuri I. Kryzhanovsky participated in the creation of the All-Russian National Union in the city of Ufa and subsequently joined the leadership of the Yekaterinburg branch of the All-Russian National Union. The primary sources for reconstructing the biography of Yuri I. Kryzhanovsky were award documents from Kolchak’s army and newspaper materials.