Does he keep putting his right paw in the air while making a noise that sounds suspiciously like "Sieg Miaow"? If so, this is the website for you. Look at this Kitler.
The blog is called Catsthatlooklikehitler.com, a blog especially dedicated to cats that look like Hitler.
One wonders if there are cats that may look like other historical personalities.
For more information see catsthatlooklikehitler.com/