General Secretary of the Soviet Communist Party and political reformer, winner of the Nobel Peace Prize and the force behind perestroika, Mikhail Gorbachev was arguably the most important statesman of the twentieth century. When he assumed power in March 1985, it was unimaginable that the Soviet Union would, in the space of seven years, be transformed out of existence. Enormous obstacles confronted any leader intent on changing the Soviet system radically--...