TY JOUR TI On the initiative to improve the institution of retroactive effect of criminal law KW retroactive effect of criminal law KW criminal policy KW convicted person KW victim KW criminal record KW decriminalization KW other improvement of position KW legal regulation KW legislative initiative. JO Bulletin of the Kaliningrad branch of the Saint-Petersburg University of the Ministry of Internal Affairs of Russia AU Obernihina, O.V. PY 2026 IS 0 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION