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

Eritrea

Article 19 of the 1997 Constitution protects press freedom: “Every person shall have the freedom of speech and expression, including freedom of the press and other media” (Constitute Project, “Eritrea's Constitution of 1997”).

Freedom of the Press · Country sources (all rights) · Years mentioned: 1997 · Last edited 2022-12-28 · Edit on GitHub