source: Guardian (Nigeria)
actor1: Islamic State (West Africa) and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Military Forces of Nigeria (2015-)
location: Maiduguri
notes: 18 May. Boko Haram clash with Nigerian military forces, Cameroon military forces and Nigerian Civilian Joint Task Forces in Bukar Maryam and Abbaganaram villages of Maiduguri LGA in Borno State, killing 2 Boko Haram militants and arresting others.