Gorbachev /The Soviet Union since 1917 /Marxism-Leninism in the German Democratic Republic : the Socialist Unity Party (SED) /The emergence of the modern Russian state, 1855-81 /Khrushchev and the development of Soviet agriculture. The Virgin land programme 1953-1964.The German Democratic Republic since 1945 /Octobrists to Bolsheviks : imperial Russia 1905-1917 /The Soviet Union, 1917-1991 /Stalin and Stalinism /The Khrushchev era : 1953-1964 /