1980's Part 2 By USHistoryGroup7 Oct 9, 1987 Reagan and Gorbachev agree to remove all medium and short-range nuclear missiles by signing treaty Jan 24, 1989 Soviet troops withdraw from Afghanistan Jun 4, 1989 China puts down protests for democracy Jun 4, 1989 Poland becomes independent Sep 13, 1989 Hungary becomes independent Nov 9, 1989 Berline wall falls Dec 16, 1989 Communist government fall in Czechoslovakia, Bulgaria, and Rumania; Soviet empire ends