source: Vanguard (Nigeria)
actor1: Military Forces of Nigeria (2015-)
actor2: Islamic State (West Africa) and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
location: Buk
notes: 22 April. Military forces destroy a Boko Haram IED factory and camp in Buk, kill an unknown number of insurgents and rescue hostages.