European Union vs. Croatia

the EU's Common Security and Defense Policy (CSDP) provides the civilian, military, and political structures for EU crisis management and security issues; the highest bodies are:

the Political and Security Committee (PSC), which meets at the ambassadorial level as a preparatory body for the Council of the EU; it assists with defining policies and preparing a crisis response

the European Union Military Committee (EUMC) is the EU's highest military body; it is composed of the chiefs of defense (CHODs) of the Member States, who are regularly represented by their permanent Military Representatives; the EUMC provides the PSC with advice and recommendations on all military matters within the EU

the Committee for Civilian Aspects of Crisis Management (CIVCOM) provides advice and recommendations to the PSC in parallel with the EUMC on civilian aspects of crisis management

the Politico-Military Group (PMG) provides advice and recommendations to the PSC on political aspects of EU military and civil-military issues, including concepts, capabilities and operations and missions, and monitors implementation

other bodies set up under the CSDP include; the Security and Defense Policy Directorate (SECDEFPOL), the Integrated approach for Security and Peace Directorate (ISP), the EU Military Staff (EUMS), the Civilian Planning and Conduct Capability (CPCC), the Military  Planning  and  Conduct  Capability (MPCC), the European Defense Agency, the European Security and Defense College (ESDC), the EU Institute for Security Studies, and the EU Satellite Center