What is the oldest written source in this country that mentions this right?

Andorra

Article 12 of the 1993 Andorran Constitution states that Freedoms of expression, of communication and of information are guaranteed. The law shall regulate the right of reply, the right of correction and professional secrecy” (Constitute Project, “Andorra’s 1993 Constitution”).

https://www.constituteproject.org/constitution/Andorra_1993?lang=en.

Freedom of the Press · Country sources (all rights) · Years mentioned: 1993 · Last edited 2024-01-02 · Edit on GitHub