Which international legal concept is related to the norms of customary international law?

The concept of jus cogens is significant in international law as it refers to certain fundamental principles that are universally acknowledged and cannot be violated by any state. These norms are considered to have a higher status than typical legal norms and cannot be derogated by any other treaty or customary law. Jus cogens norms include prohibitions against genocide, slavery, torture, and crimes against humanity.

Customary international law is developed from the consistent and general practice of states, which is accepted as legally binding. Jus cogens norms play a critical role in this area as they set a baseline for acceptable conduct among states, ensuring that certain fundamental rights are upheld globally. Thus, jus cogens connects directly with the norms of customary international law, as it reinforces the understanding that certain principles cannot be disregarded, regardless of the obligations states may have to each other through treaties.

While self-defense, state immunity, and international diplomacy are important aspects of international law, they do not encapsulate the concept of universally binding principles in the same way that jus cogens does. Self-defense is a specific legal right under international law, state immunity relates to the protection of states from being sued in foreign courts, and international diplomacy concerns the conduct of relations between states, which does not inherently involve the