source: Mimi Mefo; Undisclosed Source; L'Oeil
actor1: Islamic State (West Africa) - Lake Chad Faction and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Kolofata Communal Militia (Cameroon)
location: Kolofata
notes: Other: On 19 July 2021, over 50 members (or 156 according to other sources) of Boko Haram group surrendered to the local vigilance militia of Kolofata town (Mayo-Sava, Extreme-Nord).