source: Undisclosed Source
actor1: Islamic State (West Africa) - Lake Chad Faction and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Military Forces of Nigeria (2015-)
location: Ngala
notes: Around 17 September 2021 (as reported), ISWAP/Boko Haram militants, including their families, surrendered to Nigerian troops at Ngala (Ngala, Borno). The total number of individuals was 154, including women and children.