source: AFP
actor1: Islamic State (West Africa) and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Military Forces of Nigeria (2015-)
location: Gulumba Gana
notes: 08 December. Boko Haram attacked a military base in Gulumba. During the course of the armed clash, a suicide bomber also attempted to enter the base. Two soldiers and the bomber were killed, several others were injured.