10 Most Murderous Rulers in History

10. Pol Pot

Pol Pot was a Cambodian communist and leader of the Khmer Rouge from 1963 to 1997. He was also the leader of Cambodia for four years, ruling as a totalitarian dictator. During his radical rule, an estimated 1 to 3 million people died due to his policies (out of a population slightly over 8 million).
10. Pol Pot