WW2 is when it happened (or at least, the biggest event). It's the sunk cost fallacy. Just like Patton, it's a really tough pill to swallow when you figure out you backed the wrong side, after so many good men died. It's much easier to double down
Deep down in our genetic memory, *we all know jews are evil*. That's why all our mental archetypes of evil look like jews.
The best among jews are merely liars and creepy perverts.