Rapid Intervention Battalion
The Rapid Intervention Battalion (Bataillon d'Intervention Rapide, or BIR) is an elite military force and an army combat unit of the Cameroonian Armed Forces.
The unit is supported by the United States, reports directly to the president of Cameroon, and has played a large part in the Cameroonian and regional war against Boko Haram. The unit has also been accused of torturing and killing detainees at a number of its bases in northern Cameroon and in Nigeria.