美国政府的网站写的很清楚，Non-citizen nationality status refers only individuals who were born either in American Samoa or on Swains Island to parents who are not citizens of the United States. :~:text=U.S.%20law%20does%20not%20mention,his%20or%20her%20U.S.%20citizenship.&text=They%20are%20required%20to%20obey,right%20to%20enforce%20its%20laws.