After Vlad the Impaler's death, many books describing his cruel acts became bestsellers in the German-speaking territories. It is said that he strengthened the central government with the aid of brutal punishments. His reputation for cruelty inspired the name of the popular character 'Count Dracula' as he was also known as Vlad Dracula.
Whenever Qin Shi Huang captured people from other countries, he castrated them and made them his slaves. He also killed several scholars who disagreed with his ideas and ordered the burning of many important books.
A period of the French Revolution, when Maximilien Robespierre was an important member of the 'Committee of Public Safety,' was called the 'Reign of Terror.' During this period, numerous public executions and a series of massacres took place.
4. Talaat Pasha

Talaat Pasha ordered the arrest and deportation of Armenian intellectuals who were eventually murdered. These events initiated the Armenian Genocide and Pasha was widely regarded as the main perpetrator of the genocide. He is held responsible for the death of almost 1,800,000 Armenians.
Leopold II's administration was characterized by atrocities, such as torture and murder. Millions of the Congolese people died under his rule. After a hike in the price of natural rubber, he forced people to harvest and process rubber. The hands of men, children, and women were cut off when they failed to produce the amount of rubber desired.