IMDb Poll Boards Real Life Leading Dumb-o-s

Sometimes movies portray despotic, bad or simply dumb leaders of nations in a parodic way. They have or had their twin in real life, but are covered with another name, so there no one is to be blamed about. Some of them are even portrayed with clear name.

Which of these despotic, bad or simply dumb leaders of nations in a parody is the portrayed in the best way?

Put your tyrant in this slot.