system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: If a completely undocumented person from e.g. a poor tribe in Africa/Asia, managed to get to e.g. western Europe, he never said a word and it was 100% impossible to track his country of origin, what would the authorities do?
gpt
Assuming they were somehow mentally impaired and was incapable of answering any questions about where they were from and they could not find anyone who knew them, they would be assumed to be a foundling and they would acquire the nationality of the state that found them.

>Article 2    For the purpose of assigning nationality, a foundling shall be considered to have been born in the State where it was found and from parents of that State's nationality. That presumption may be displaced by proof to the contrary.