Chronology of Soviet secret police agencies to operate as well. Chronology of Soviet secret police agencies <br> There was a succession of Soviet secret police agencies over time. The first secret police after the October Revolution, created by Vladimir Lenin's decree on December 20, 1917, was called "Cheka" (ЧК). Officers were referred to as "chekists", a name that is still informally applied to people under the Federal Security Service of Russia, the KGB's successor in Russia after the dissolution of the Soviet Union. For most agencies listed here secret policing operations were only part of their function; for instance, the KGB was both the secret police
NKVD to directorate and pot in NKVD organization as (Directorate of Special Departments or UOO NKVD USSR). The only section did not return to UOO NKVD till 11 of January 1942 was one responsible for counterintelligence in NKVMF (Navy). It returned to NKVD control in January 11 1942 as UOO 9th Department controlled by P. Gladkov. . In April 1943 Directorate of Special Departments was transformed in to SMERSH and transferred to People's Defense and Commissariates. The same time, the NKVD was reduced in size and duties again by creating NKGB as independent State Security Commissariate. In 1946, all Soviet Commissariats