He combined the austerity of Buddha, the extremism of Robespierre and the leadership doctrine of Stalin. Follow the brutal reign of Pol Pot, the Communist dictator who ruled Cambodia in the mid-1970s, and trace the violent, bizarre development of his supposed agrarian utopia. From the at-gunpoint evacuation of the country's cities to the abolition of modern technology, art and religion to the extermination of nearly one-third of the nation's population, no one was safe under Pot's rule.