Dancing Stalin Versus Not Enough Martians! By Roderick on May 16, 2009 2 (Conical hat tip to Pixel Utopia.) Humor, Science Fiction
There’s a 1950s-era corporate propaganda cartoon where the Martians are ruled by a Stalin-like dictator (and the “Joel” quoted on the linked page is me, before I had a blog to link to):
Didn’t Harry Turtledove do a series like this?