In this special episode of War Against Humanity, we take a look at the underlying neurological functions that allow us to hate another group of people. Maybe it helps us to understand the ultimate question about WW2; how on earth could all of this happen?

When WW2 breaks out, the belligerents promise to not bomb civilians. The promise is broken, literally within minutes by the Nazis and within weeks by the Soviets. Now, nine months later the Allies are about to follow suite.