For someone lecturing on history, you should know that selective breeding of plants, animals and humans was going on for thousands of years before Darwin. All Darwin did was notice that it happend in nature without human intervention.
"All Darwin did was notice that it happend in nature without human intervention."
... and published theories of "racial hygiene" in "The Descent Of Man." Leading Darwinists of that era had no problem recognizing Hitler as one of their own. What changed, between now and then? What makes you so determined to pronounce eugenics as being "pseudoscience?" You know the answer to this.