Chemillier-Gendreau, Monique Keywords: Public international law | International law | Universalism | Mots clefs: Droit international public | Droit international | Universalisme | ABSTRACT To reflect on the universality of international law, it is necessary to ask whether its application extends to the entire society concerned, no subject is excluded, and its objectives are achieved for the benefit of all. If the concept of sovereignty appears as a guarantee of the independence and recognition of a group, it is also a …