1. 1924 Indian Citizenship Act. https://www.archives.gov/historical-docs/todays-doc/?dod-date=602 (accessed 5 January 2022).
2. Boniface VIII. Unam sanctam. https://www.papalencyclicals.net/bon08/b8unam.htm (accessed 19 July 2021).
3. Calvin’s Case, 77 ER 377 ( = 7 Coke Report 1a).
4. Chae Chan Ping v. U.S., 130 U.S. 581 (1889).
5. Declaration of the Rights of Man and of the Citizen (August 26, 1789). https://avalon.law.yale.edu/18th_century/rightsof.asp (accessed 19 July 2021).