The Nazis did not invent polylogism — the idea that only certain groups are capable of correctly understanding the world. Marx pioneered that idea. But the Nazis did invent their own race-based version of it.
General Dwight D. Eisenhower, chief among the naysayers, said, “I was against (use of the atomic bomb) on two counts. First, the Japanese were ready to surrender and it wasn’t necessary to hit them with that awful thing."