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: Waliassi
notes: 23 June. Boko Haram clashed with military forces during an ambush near Waliassi and Wambashe areas, Kolofata. 1 soldier was killed in the fighting.