Operation Trust
Operation Trust (Russian: операция "Трест", romanized: operatsiya "Trest") was a counterintelligence operation of the State Political Directorate (GPU) of the Soviet Union. The operation, which was set up by Cheka, the GPU's predecessor, ran from 1921 to 1927, set up a fake anti-Bolshevik resistance organization, the Monarchist Union of Central Russia (MUCR) (Монархическое объединение Центральной России, МОЦР), in order to help the OGPU identify real monarchists and anti-Bolsheviks.