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>> “Natural born citizens are naturally citizens because they have only ONE nationality. They cant possibly be anything else.” <<
That is not what the Scotus ruled.
They ruled that if you are born the child of a citizen, you are born a citizen, regardless of the location of birth.
Your standard is fiction, a product of your imagination.
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Foreign laws cannot determine who is an NBC of the USA. That would seem to be self-evident, to most people anyway.
Really?
What court, when?
(hint: They're not talking about being born a "citizen".)
Name the case.