Evolution of Evil

A profile of Joseph Stalin (1878-1953), the Soviet tyrant who ruled for 29 years and was responsible for some 20 million deaths.

A profile of Osama bin Laden (1957-2011), who was born into a wealthy family in Saudi Arabia but became the leader of Al Qaeda.

A profile of Kim Jong Il, the supreme leader of North Korea from 1994 to 2011.

A profile of Hideki Tojo (1884-1948), a Japanese general and prime minister during World War II who was sentenced to death and executed in 1948 for committing war crimes.

A look at the reigns of the some of the worlds most notorious dictators and despots begins with Libyan leader Muammar Gaddafi (1942-2011), who ruled for more than four decades before he was captured and killed during the Libyan Civil War.