The Autonomous Region in Muslim Mindanao (Filipino: Nagsasariling Rehiyon ng Muslim sa Mindanaw)(abbreviated ARMM) is the region, located in the Mindanao island group of the Philippines, that is composed of predominantly Muslim provinces, namely: Basilan (except Isabela City), Lanao del Sur, Maguindanao, Sulu and Tawi-Tawi. It is the only region that has its own government. The regional capital is at Cotabato City, although this city is outside of its jurisdiction.
The ARMM previously includit the province o Shariff Kabunsuan till 16 Julie 2008, when Shariff Kabunsuan ceased tae exist as a province efter the Filipino Supreme Court declared the "Muslim Mindanao Autonomy Act 201", which creatit it, unconstitutional in Sema v. Comelec.[2] On 7 October 2012, Preses Benigno Aquino III said that the govrenment aimit tae hae peace in the region an it will be kent as "Bangsamoro".[3]