history By bryerwilkie 1883 Reagan anounced the stragic defence system 1972 salt 1 sighned 1974 Nixon visited moscow 1979 salt 2 sighned 1979 soviet invasion of Afghanistan 1979 carter doctrine 1979 U.S refuses to ratify salt 2 1980 USA boycotted Moscow Olympics 1981 reagan because u.s president and descibed the soviet union as the evil empire 1984 ussr USSR boycotted the Los Angeles Olympics 1987 nucular forces tready 1989 pulling down of the berlin wall 1990 collapse of soviet union 1991 Gorbachev resighned 1991 warsaw pact was was formally ended 1991 end of cold war https://www.google.com/search?q=what+year+did+the+cold+war+end&rlz=1CASEEH_enUS916&oq=what+year+did+the+cold+war+end+&aqs=chrome..69i57j0l9.6691j0j7&sourceid=chrome&ie=UTF-8&safe=active&ssui=on
