421-1        UNITED STATES CITIZENS AND UNITED STATES NATIONALS

 U.S.United States citizens and U.S.United States Nationals include:

• Individuals born in one of the 50 states, the District of Columbia, Puerto Rico, Guam, Virgin Islands, and the Northern Mariana Islands;
  
  
• Naturalized citizens; and
  
  
• U.S.United States Nationals born in American Samoa or Swain's Island.  An individual who was not born in American Samoa or Swain’s Island, but one of his or her parents were born in American Samoa or Swain’s Island, may be a U.S.United States National

U.S.United States citizenship is verified only when questionable.