[Beckwith]

because ALL CITIZENSHIP of the United States is defined by the Fourteenth Amendment

What about the relevant federal law under U.S. v. Wong Kim Ark, 169 U.S. 649 (1898), and Perkins v. Elg, 307 U.S. 325 (1939)? Casaelaw does play a role.

[Michael Michael]

What about the relevant federal law under U.S. v. Wong Kim Ark, 169 U.S. 649 (1898), and Perkins v. Elg, 307 U.S. 325 (1939)? Casaelaw does play a role.

Only insofar as interpretation may go. It doesn't change the fact that citizenship of the United States comes exclusively from the Fourteenth Amendment.