And God said, Let us make man in our image, after our likeness: and let them have dominion over the fish of the sea, and over the fowl of the air, and over the cattle, and over all the earth, and over every creeping thing that creepeth upon the earth.
Genesis 1:25
Whether Nazism or Communism, well over a HUNDRED MILLION CORPSES were racked up last century based just on Darwinian Dogma alone.
Both Nazism and Communism were rooted in simple Darwinian Formula: Survival of the fittest. Leading to the idea of no "god" (other than the state for Marxists) and old fashioned spiritualism/paganism (of their ancestors for Nazis).
Their FORMULA:
Rather than belief in the notion that you are Created by the FATHER GOD in the IMAGE of that God---they believe you EVOLVED from the MOTHER EARTH as a more Advanced COMMON BEAST OF THE FIELD.