source: Nigeria Punch; Sahara Reporters; Daily Post (Nigeria); HumAngle; Daily Trust (Nigeria)
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: Rann
notes: On 30 August 2021, hundreds of ISWAP/BH militants clashed with military forces in Rann (Kala Balge, Borno). At least seventeen people including civilians and one aid worker were killed. The group also took three military vehicles and set the others on fire. The troops were assisted by airstrikes from the air force.