The Main Administration for Affairs of Prisoners of War and Internees[note 1] (Russian: Главное управление по делам военнопленных и интернированных НКВД/МВД СССР, ГУПВИ, tr. GUPVI, GUPVI NKVD SSSR/ MVD SSSR) was a department of NKVD (later MVD) in charge of handling of foreign civilian internees and POWs in the Soviet Union during and in the aftermath of World War II (1939–1953).