This book presents an institutional perspective on realizing the responsibility to protect populations from genocide, war crimes, ethnic cleansing and crimes against humanity.

Part I. Theoretical and Practical Perspectives on the Responsibility to Protect: 1. The coining and evolution of responsibility to protect: the protection responsibilities of the state Diana Amnéus; 2. Non-state actors Raphaël van Steenberghe; 3. Peacekeeping operations Susan C. Breau; Part II. The United Nations System: 4. The Security Council Terry D. Gill; 5. The General Assembly Cedric Ryngaert and Hanne Cuyckens; 6. The Secretary-General Nicholas Turner; 7. The UN Human Rights Council Lyal S. Sunga; 8. The International Law Commission Arnold Pronto; Part III. Regional and Security Organisations: 9. The European Union Daniel Fiott and Marie Vincent; 10. The African Union Solomon A. Dersso; 11. The Association of Southeast Asian Nations Noel M. Morada; 12. The Organisation of American States Paulo de Tarso Lugon Arantes; 13. The Arab League Mahasen Aljaghoub, Ibrahim M. Aljazy and Maysa S. Bydoon; 14. The Organisation for Security and Cooperation in Europe Dennis J. D. Sandole; 15. The North Atlantic Treaty Organisation Jody M. Prescott; Part IV. International Courts and Tribunals: 16. The International Court of Justice Gentian Zyberi; 17. The United Nations Criminal Tribunals for Yugoslavia and for Rwanda Niki Frencken and Göran Sluiter; 18. The International Criminal Court Michael Contarino and Melinda Negron-Gonzales; Part V. Regional Human Rights Protection Mechanisms: 19. The European System of Human Rights Rhona Smith and Conall Mallory; 20. The Inter-American System of Human Rights O. Hilaire Sobers; 21. The African System of Human Rights Frans Viljoen; Part VI. Concluding Remarks: 22. Sharing the responsibility to protect: getting from promise to practice Gentian Zyberi.