Russian Association of Proletarian Writers

The Russian Association of Proletarian Writers, also known under its transliterated abbreviation RAPP (Russian: Российская ассоциация пролетарских писателей, РАПП) was an official creative union in the Soviet Union established in January 1925. Among its stated purposes was "to scourge and chastise in the name of the Party", i.e., effectively encouraging censorship of literature on ideological grounds.

Source: Wikipedia — Russian Association of Proletarian Writers (CC BY-SA 4.0)