The Evolution of Evil

Muammar Gaddafi, one of the world's longest-serving dictators, controls Libya for 42 years until his ouster in 2011.

German dictator Adolf Hitler's fascist policies lead to the invasion of peaceful nations and the deaths of six million Jews.

Iron-fisted ruler Josef Stalin leads the Soviet Union for 30 years, eliminating anyone who stands in his way.

Japanese Prime Minister Hideki Tojo authorizes the attack on Pearl Harbor and the torture of thousands of prisoners of war during World War II.

Mao Zedong, Supreme Leader of Communist China, reigned with cruelty and hatred for 30 years, and became one of the 20th century's most ruthless tyrants through his merciless policies.

The story of the ruler of Iraq for 23 years, Saddam Hussein, who viciously ran his country with an utter contempt for humanity.