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

Bhutan

Article 7, Section 5 of Bhutan’s 2008 Constitution protects freedom of the press: “There shall be freedom of the press, radio and television and other forms of dissemination of information, including electronic” (Constitute Project, “Bhutan's Constitution of 2008”).

References:

Bhutan 2008 Constitution: https://www.constituteproject.org/constitution/Bhutan_2008

Freedom of the Press · Country sources (all rights) · Years mentioned: 2008 · Last edited 2024-03-08 · Edit on GitHub