Saddam Hussein, the former Iraqi dictator, ruled for more than a decade following his brutalsuppression of an uprising in the country's south after the first Gulf war.
Moussavi himself has quite a number of nasty skeletons in his closet from his years as the prime minister during the Iran-Iraq War (1980-1988), with his brutalsuppression of dissident movements, ideological purging of the universities and so on.