(08-15-2017, updated 07-12-2018) How To Bring Effective History Education To American Public Schools. So, Charlottesville happened. Trump is to blame, as well as all Trump supporters. It was 100% predictable. Only the willfully ignorant didn't see this coming. "Wir haben es nicht gewuβt" hasn't been a valid excuse since 1946, and neither is not knowing what that means.