Describe at least one manifestation of 20th century public policy that was based in darwinian

One example of public policy that was based on Darwinian thought is that of eugenics. Eugenics is the idea of trying to improve the genetic quality of a population by not allowing the reproduction of certain groups, and encouraging the reproduction of others. Although the concept of eugenics predates Darwin, it gained scientific support after his theory of evolution.

The concept is heavily disputed. Moreover, it carries negative associations due to its identification with the policies of Nazi Germany. However, eugenics was influential in a variety of regimes during the 20th century. In America, this was embodied in the American Eugenics Society, founded in 1922.

alliances in ww1 were different from ww2 because the entente in ww1 made up of serbia,russia,france,britan,japan and italy later america  and all allied in a sort of balance of power and too keep germany,austria-hungary,and the ottomans down. russia allied the serbians in order to exert its influence in the balkans while france allied the russians because france was still in dismay and insulted after the defeat to the germans during the unification of germany and britian allied the belgians after the germans invasion of belgium.in ww2 the alliances were in a preemptive attempt to deter any further wars into happening while germany and italy allied since they were insulted and humiliated after the previous war while also sharing a similar ideology of facsim along with japan which all 3 had a want for world domination and agreed to assist one another in the endevours 

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hernan cortes;

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