From the beginning of history, warlords, emperors and dictators have risen up, some benign but many of them a scourge on humanity. Names that resonate to this day include Julius Caesar, Caligula, Genghis Khan, Ivan IV (The Terrible), Attila the Hun, Vlad IV (The Impaler), Hitler, Stalin, Mao Zedong, Pol Pot, all of whom were responsible for wanton destruction and the torture and death of millions of victims, either citizens of invaded countries and territories and or indeed, their own peoples. ...