Freedom of Religion/History/Country sources/Burundi
Freedom of religion was asserted in the 1962 Constitution of the Kingdom of Burundi. Burundi became independent in 1962 from the Belgium administration. Article 13, under Title II, covers freedom of worship. References: Constitution of Burundi. 1962. https://upload.wikimedia.org/wikipedia/commons/a/a5/Constitution_du_Burundi_de_1962.pdf
What is the oldest written source in this country that mentions this right?