Muammar Qaddafi
Oct. 20: Eccentric dictator Muammar Qaddafi rose to power in the late 1960s and ruled Libya until Libyan rebels overthrew his government and ultimately killed him. Qaddafi is accused of being behind the Pan Am Flight 103 bombing over Lockerbie, Scotland, that killed 270 people. (Credit: Mahmud Turkia/AFP/Getty Images)