I get your point. But it goes deeper than that.
And you haven't tried looking into the why. Maybe bad things happened, maybe they were deserved. Maybe what actually happened is about as true as the 40 beheaded babies.
Maybe the Palestinians have more reason to resent the Nazis as it was their Havaara agreement that helped bring more jews to Palestine and eventually led to them being ethnically cleansed.
en.wikipedia.org
The abuse of the Palestinians is just the latest in the history of a certain group of people not being nice to be neighbours with.
This fella lays it out, why Hitler had to go. It's interesting, for what is said, but also what info a certain group of people share among themselves and then what is taught to us.