While some people have made their name doing good things, there are some that have traumatized many innocent lives. Their evilness and ruthlessness not only impacted the lives of many, but have made them famous as the most evil people in the world. Whether it is The World War or the 9/11 attacks, these ruthless people left no stones unturned to create fear in people’s mind. Let us check out a few of the most evil people in the world that history has seen till date.