The Military Stabilisation Support Group (MSSG) is a British Army unit tasked with civil-military work in conflict zones or unstable areas. It is a hybrid unit consisting of both regular and reservist soldiers of all branches of the British armed forces. Under the Army 2020 concept, the MSSG has been placed under the command of 77th Brigade (United Kingdom). The MSSG is led by a Colonel and has three deatchments and a specialist detachment, each led by a Lieutenant Colonel.