Another key piece of legislation was the Naturalization Act of 1870, which extended citizenship rights to African Americans but barred Chinese from naturalization on the grounds that they and other Asians could not be assimilated into American society.
另外一部著名的法律则是1870年归化法（英语：Naturalization Act of 1870），它虽然进一步扩大了非裔美国人的公民权，但另一方面却禁止来美中国人加入美国国籍，理由是他们和其他的亚洲人无法融入美国社会。