de Vareilles-Sommières, Pascal Keywords: Foreign law | Law of public order | Private international law | Conflict of laws | Mots clefs: ABSTRACT This course is devoted to the public order exception, and first, to the construction of the paradigm of international substantive regularity. The notions relating to the public policy exception and the regularity of foreign law are approached from the perspective of private international law. This course is divided into a first part on the international regularity of foreign …