It's very likely that she doesn't even REALLY know what her own grandparents did to survive.

"The meaning of that statement is that many of those who survived were actually those who inspired the Nazis hatred in the first place. And let's be honest, Jews haven't exactly disproved those stereotypes since the Holocaust."

I wonder if Anna feels the same way about the victims of genocide from Darfur, Rwanda, Bosnia, etc.?

This theory of yours is simply not historically factual.