Video - The Deadliest Assassins in History

Did you know that some of the biggest killers in history were not armies or diseases, but individuals? Meet the most infamous assassins in the world. Genghis Khan, the Mongol conqueror, is estimated to have killed 40 million people. Joseph Stalin, the Soviet dictator, was responsible for the deaths of around 20 million people. Mao Zedong, the Chinese leader, caused the deaths of approximately 45 million people. These ruthless leaders left a trail of destruction in their wake, forever cementing their places in history as some of the deadliest figures to have ever lived. Who do you think is the most terrifying assassin of all time? Share your thoughts in the comments below.