Hungarian Revolution, 1956 By LHolmes34 Nov 5, 1944 Soviet and Romanian troops invade Hungary for Nazi liberation Feb 27, 1949 Hungary becomes the People’s Republic Oct 23, 1956 First protests from Hungarian students start the October Revolution Oct 24, 1956 Irme Nagy returns as prime minister Nov 1, 1956 Hungary withdraws from the Warsaw Pact. Nov 4, 1956 Soviet tanks take over Budapest and end protests. Apr 26, 1989 First major anti-Soviet protest in Hungary in Budapest since revolution.