Freedom of Association/History/Country sources/Central African Republic

Freedom of Association

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

Central African Republic

Article 14 of the 2016 Constitution of the Central African Republic asserted freedom of association: "All citizens have the right to freely constitute associations, groups, societies and political parties in accordance with the texts in force. The associations, the groups, the societies and the political parties of which the activities are contrary to the public order as well as to the unity and to the cohesion of the Central African People[,] are prohibited."

https://www.constituteproject.org/constitution/Central_African_Republic_2016?lang=en