The African Union Mission in Somalia (AMISOM) is an active, regional peacekeeping mission operated by the African Union with the approval of the United Nations in Somalia. It is mandated to support transitional governmental structures, implement a national security plan, train the Somali security forces, and to assist in creating a secure environment for the delivery of humanitarian aid. As part of its duties, AMISOM also supports the Federal Government of Somalia's forces in their battle against Al-Shabaab militants.