The United Nations and European Union co-hosted a technical expert retreat on “Operationalizing mediation support within intergovernmental organizations – sharing experience and good practice” 15-17 November 2016 in Rome. The retreat was attended by participants from African Union (AU), Economic Community of West African States (ECOWAS), Intergovernmental Authority for Development (IGAD), Organization of the Islamic Cooperation (OIC) and Organization for Security and Cooperation in Europe (OSCE).