Wiki: Eugenics in the United States

Eugenics, the set of beliefs and practices which aims at improving the genetic quality of the human population[1][2] played a significant role in the history and culture of the United States prior to its involvement in World War II.[3]

Eugenics was practised in the United States many years before eugenics programs in Nazi Germany[4] and U.S. programs provided much of the inspiration for the latter.[5][6][7] Stefan Kühl has documented the consensus between Nazi race policies and those of eugenicists in other countries, including the United States, and points out that eugenicists understood Nazi policies and measures as the realization of their goals and demands.[5]

During the Progressive Era of the late 19th and early 20th century, eugenics was considered[by whom?] a method of preserving and improving the dominant groups in the population; it is now generally associated with racist and nativist elements[citation needed] (as the movement was to some extent a reaction to a change in emigration from Europe) rather than scientific genetics...

https://en.wikipedia.org/wiki/Eugenics_in_the_United_States

https://en.wikipedia.org/wiki/Carnegie_Institution_for_Science