I would have excommunicated the leaders of England, France and the USA who refused to be content until WW2 was well underway and millions of Europeans were dead. Just read your history, it was all their fault.
Google "Kalergi plan". They wanted the extinction of the German people, and this was before the nαzιs even came to power.
Churchill was a devil. Eisenhower was a devil. And yes, "Uncle Joe" Stalin was a devil. There were several others -- but I'm talking about on the "Allied" side.
As for who brought about the Second World War (and other wars), some people are just cursed and can only work evil. They do the works of their father, the devil. Their mind is continually bent upon evil.
I like the memes,
"Why don't they ever translate/subtitle Hitler's speeches?"
and
"What books did the nαzιs burn?"
When you finally sit down and do some research... oh boy.
(There have been clever memes/cartoons on this subject -- the last panel is some variation of the guy dressed as an SS officer and throwing Roman salutes)
Panel 1: regular guy, sitting down to his PC, "I wonder what the nαzιs had against the Jews..."
Panel 2: eyes bulging out, sweating
Panel 3: he transforms into a nαzι
"Funny because it's true".