jus cogens

jus co·​gens | \ -ˈkä-gənz, -ˈkō-gens\

Legal Definition of jus cogens

: a principle of international law that is based on values taken to be fundamental to the international community and that cannot be set aside (as by treaty) it is doubtful that any state has ever violated jus cogens norms on a scale rivaling that of the Third ReichPrincz v. Federal Republic of Germany, 26 F.3d 1166 (1994) genocide and slave trade are violations of jus cogens

History and Etymology for jus cogens

New Latin, literally, constraining law

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to express emotion in a dramatic way

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