There's always the fact that, to my knowledge, none of the senior Nazi figures ever denied their part in the Holocaust. Which, you know, would presumably be your first objection if it didn't happen.
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'