source: UN (unspecified)
actor1: Islamic State (West Africa) - Lake Chad Faction and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Military Forces of Cameroon (1982-)
location: Ardori
notes: 20 May. Boko Haram members clash with military forces in Ardori of Mora, with one serious injury reported.