This person needs no introduction. Known throughout the world as one of the most notorious dictator, he was Germany’s leader from 1933 to 1945, during which time he led the world into the most devastating war in history.Although he was not a serial killer, his racist ideology led to the mass murder of 6 million Jewish, and a total of 11 million innocent people in the course of WW2. Starting with the attack on Poland in 1939, sparking the beginning of world war 2. Interestingly, he wanted to become a priest in his childhood, as he was saved by a priest from drowsing. But being a priest wasn’t enough for him, he wanted to be a god. There were 42 assassination attempts on him, but survived all of them, to commit suicide in the end with his wife.