THE APPLICATION OF THE DOCTRINE JUS COGENS IN CONTEMPORARY INTERNATIONAL LAW

This article examines the application of Jus Cogens in Contemporary International Law, bringing into focus its development, key applications and challenges. It highlights the doctrine significance in upholding fundamental norms and proposes directions for future implementation. The research article discovered the natural and positive theories of Laws and its impact in the Nigeria legal system. Jus Cogens, also known as peremptory norms refers to a set of fundamental principles of international law that are binding on all States and from which no derogation is permitted. The doctrine of Jus Cogens as a norm of International Laws comprises of treaty, Law and State sovereignty. The article explained Jus Cogens application in modern International Law putting into consideration its evolution, application and challenges. The research made some findings and recommendations aimed at improving the jurisprudence of the Nigerian legal system.