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

Czech Republic

Article 7(1) of the 1993 constitution guarantees the inviolability of persons and private life. Article 10 protects life from intrusion by others, and it also protects data privacy (Constitute Project, “Czech Republic 1993 rev. 2013”).

https://constituteproject.org/constitution/Czech_Republic_2013?lang=en

Privacy Rights · Country sources (all rights) · Years mentioned: 1993, 2013 · Last edited 2022-12-28 · Edit on GitHub