Ivan the Terrible
Ivan the Terrible was responsible for destroying entire cities, leaving every single person dead. People who were unfortunate enough to be his enemy were tortured, and even some of the people who considered themselves friends of Ivan were tortured. Ivan went so far as to murder his own son, who was also named Ivan. Ivan the Terrible was the first ruler of Russia to take the title of "Czar". During his reign, however, Russia conquered the land of Sib...
