to the overall functioning of the state), "military secrets", and "official secrets" (secrets related to immediate functioning of an office or enterprise). Glavlit performed its functions via regional offices. In the late Soviet Union, at institutions and enterprises the immediate censorship was performed by the so-called First Departments controlled by KGB. In fact, tight cooperation of Soviet secret services and Glavlit was unbroken from the very beginning. Heads Related organizations Goskomizdat First Department (also known as "secret department") USSR State Technical Commission - Commission for Counteracting Foreign Engineering Intelligences Military censorship was handled by the military counterintelligence of the Soviet Army. See also Censorship in the Soviet Union Eastern Bloc media and propaganda References - Soviet Union Government of the Soviet Union Censorship in the Soviet Union 1922 establishments in Russia 1991 disestablishments in the Soviet Union