Article 14 of the Constitution of Singapore
Article 14 of the Constitution of the Republic of Singapore, specifically Article 14(1), guarantees to Singapore citizens the rights to freedom of speech and expression, association, and peaceful assembly without arms. However, the enjoyment of these rights may be restricted by laws imposed by the Parliament of Singapore on the grounds stated in Article 14(2) of the Constitution.
Source: Wikipedia — Article 14 of the Constitution of Singapore (CC BY-SA 4.0)