About the book: 2015 / In the book by V.D. Ignatov depicts the most acute and dramatic moments from the history of the war waged by the Soviet government to establish its control in Western Ukraine in the 1930-1950s. The scale of this war exceeded the understanding of it even among the majority of its direct participants. The attitude towards the events described in the book to this day is the cause of heated discussions and an indicator of the political preferences of citizens. The book shows the activities of agents of the NKVD-MGB of the USSR to neutralize the leaders and ideologists of the nationalist movement, describes undercover operations to capture and recruit prominent underground figures and KGB-military operations using converted militants of the UPA and SB OUN, examines the history of the creation, structure and functions of the Security Service OUN and its activities to expose Soviet agents.