The U.N. itself has established the Office on Genocide Prevention and the Responsibility to Protect and asserts that the obligation to prevent and punish genocide “have been considered as norms of international customary law and therefore, binding on all States, whether or not they have ratified the Genocide Convention.”
If you can spare a few dollars for the creators of this website to continue their research to bring you more great content, any amount, no matter how great or small, would be greatly appreciated.