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

Brunei

The Brunei Constitution contains no protections for freedom of the press and grants the government powers for “censorship, the control and suppression of publications, writings, maps, plans, photographs, communications and means of communication” in states of emergency” (Constitute Project, “Brunei Darussalam's Constitution of 1959 with Amendments through 2006”).

References:

1959 Constitution of Brunei Darussalam, with Revisions to 2006: https://www.constituteproject.org/constitution/Brunei_2006

Freedom of the Press · Country sources (all rights) · Years mentioned: 1959, 2006 · Last edited 2024-05-16 · Edit on GitHub