Definitions for "NKVD"
People's Commissariat for Internal Affairs (internal secret police) 7 Nov 1917-Dec 1930, 10 July 1934-16 March 1946.
The Soviet security and intelligence service from 1934 to 1946.
Narodni Komissarat Vnutrennykh Del - Soviet People's Comissariat of Internal Affairs - the predecessor to the KGB, the Soviet internal security organisation