https://en.wikipedia.org/wiki/Naturalization_Act_of_1790  The original United States Naturalization Law of March 26, 1790 (1 Stat. 103) provided the first rules to be followed by the United States in the granting of national citizenship. This law limited naturalization to immigrants who were free White persons of good character. ... as it was passed by the same Congress who enacted the Bill of Rights, including members who had participated in the Constitutional Convention, The Act of 1790 is thought to be an indicator of what the nation's Founders thought about the powers of the U.S. Government over immigration. Some, like noted activist, author and publisher B.L. Wilson[4] argue from The Act of 1790 that even today only White people and their progeny would be eligible to become U.S. citizens ...