“Inner Line”: to the history of counterintelligence activities of officials of the Russian All-Union Union in the 1920s - 1930s

The history of the “Inner Line” (VL), a counterintelligence service that was secretly located in Russian abroad, united primarily the EMRO officials (“lineans”) according to the principle of horizontal connections, aroused interest in emigration from 1937. At first, this was influenced by public reports, statements and an interview with public figures, and then due to the influence of historical journalism with a touch of indispensable...

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