America!

"Only after eugenics became entrenched in the United States was the campaign transplanted into Germany, in no small measure through the efforts of California eugenicists, who published booklets idealizing sterilization and circulated them to German officials and scientists."

~ Edwin Black

"The Horrifying American Roots of Nazi Eugenics"

https://www.historynewsnetwork.org/article/the-horrifying-american-roots-of-nazi-eugenics