Military Expertise in Support of United Nations Peace Operations
Explore military expertise, institutional coordination, and cooperation with Member States in support of United Nations peace operations.
About the Service
The Current Military Operations Service is part of the Office of Military Affairs within the UN Department of Peace Operations. It follows the military situation in peacekeeping missions and provides military advice and support to UN Headquarters and missions in the field.
Read more about CMOSAreas of work
Military expertise and advice
Military advice to UN Headquarters and field missions on current operations.
Peace operations support
Monitoring and supporting military components of peacekeeping missions.
Cooperation with Member States
Working with troop-contributing countries through established UN processes.
Public guidance and documentation
Access to UN policies, reports and Security Council resolutions.
Latest news
All newsUN News
Peace and Security news from UN News →
The latest reporting on peace operations, Security Council decisions and field missions from UN News, the United Nations' news service.
UN Peacekeeping
Peacekeeping news and stories →
Stories and updates from UN peacekeeping missions around the world.
UN Press
Security Council meetings coverage →
Meetings coverage and press releases, including mandates that authorize peacekeeping operations.
UN Peacekeeping
Where we operate →
Current peacekeeping operations, their mandates and fact sheets.
Cooperation with Member States
Peacekeeping depends on Member States contributing personnel and capabilities. Military personnel serving under the UN flag remain members of their national armed forces.