There have been many '''social effects of evolution''' in regards to its acceptance by various individuals in the course of history. The theory of [[Evolution|evolution]] has been influential in regards to [[Social Darwinism]], [[Nazism]], [[Communism]], and [[racism]].<ref>http://www.icr.org/article/454/</ref><ref>http://www.creationism.org/csshs/v09n1p04.htm</ref><ref>http://www.creationontheweb.com/content/view/3031/</ref><ref>http://www.creationontheweb.com/content/view/3054/</ref><ref>http://www.icr.org/article/55/</ref>[[Image:Hitler.jpg|thumb|250px|right|[[Adolph Hitler]]]]
The staunch evolutionist [[Stephen Gould]] admitted the following:
{{cquote|[[Ernst Haeckel|Haeckel]] was the chief apostle of evolution in [[Germany]].... His evolutionary racism; his call to the German people for [[racial purity]] and unflinching devotion to a "just" state; his belief that harsh, inexorable laws of evolution ruled human civilization and nature alike, conferring upon favored races the right to dominate others; the irrational [[mysticism]] that had always stood in strange communion with his brave words about objective science - all contributed to the rise of Nazism. - Stephen J. Gould, "Ontogeny and Phylogeny," Belknap Press: Cambridge MA, 1977, pp.77-78). <ref>http://members.iinet.net.au/~sejones/social.html</ref>}}
Robert E.D. Clark in his work ''Darwin: Before and After'' wrote concerning Hitler's evolutionary racism: