Anthropologist Ashley Montagu wrote that “the conception that there are natural or biological races of mankind which differ from one another mentally as well as physically is an idea which was not developed until the latter part of the eighteenth century. ”
प्रजातीय श्रेष्ठता का वादविषय १८वीं और १९वीं सदियों के दौरान इतना विशिष्ट क्यों बन गया?