TY JOUR TI MILESTONES IN THE HISTORY OF INTERNAL AFFAIRS IN THE CONTEXT OF THE CORRECTIONAL LABOR POLICY OF THE STATE IN 1930-1935 OF THE XX CENTURY KW correctional labor institutions KW Main Directorate of camps (GULAG) KW prisoner KW camper JO VESTNIK ADVANCED TRAINING INSTITUTE OF THE MIA OF RUSSIA AU KASHKINA, E.V. AU Hramov, M.E. AU KASHKIN, O.I. PY 2025 IS 0 PB All-Russian Advanced Training Institute of the Ministry of the Interior of the Russian Federation