Children of U.S. Citizens Residing in the United States
Children who were born outside the U.S. but now live in the U.S. may acquire citizenship under Section 320 of the Immigration and Nationality Act (INA). A child born outside of the United States automatically becomes a U.S. citizen when all of the following conditions have been met on or after Feb. 27, 2001:
https://www.uscis.gov/us-citizenship/citizenship-through-parents