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

Belarus

Article 33 of Belarus’s 1994 Constitution bans censorship and mass media monopolies, whether state mass media monopolies or otherwise

References:

1994 Constitution of the Republic of Belarus: https://heinonline-org.proxygw.wrlc.org/HOL/Page?collection=cow&handle=hein.cow/zzby0006&id=4&men_tab=srchresults

1994 Constitution of the Republic of Belarus as amended in 1996: https://www.venice.coe.int/webforms/documents/?pdf=CDL(2003)065-e

Freedom of the Press · Country sources (all rights) · Years mentioned: 1994 · Last edited 2024-05-14 · Edit on GitHub