Jihadist threat to southern Philippines Militants linked to so-called Islamic State are attempting to create a “caliphate” in the Philippine region of Mindanao, led by the Maute group Provinces under martial law as of June 2017 Islamic State-linked groups’ main area of insurgency Maute Bangsamoro Islamic Freedom Fighters Abu Sayyaf Group Ansar Khalifah Philippines Zamboanga 50km 30 miles Northern Mindanao VISAYAS MINDANAO Caraga Davao Davao City General Santos Marawi Butig Cotabato Basilan Sulu Tawi-Tawi Autonomous Region in Muslim Mindanao Soccsksargen Maute group (Islamic State of Lanao) 2012: Formed by brothers Abdullah and Omar Maute, based in town of Butig 2016: Comes to prominence with prison raid in Marawi and bomb attack on Davao City May 23, 2017: Several hundred militants seize key buildings in Marawi June: Philippine military laying siege to Marawi. Jihadists inside city believed to be led by Isnilon Hapilon (right), emir of Islamic State forces in Philippines 2015: Pledges allegiance to Islamic State Detail area Manila 250km 150 miles PHILIPPINES Sources: Stratfor, @deSyracuse, Long War Journal Picture: AP