source: Daily Post (Nigeria); Daily Trust (Nigeria); HumAngle
actor1: Islamic State (West Africa) - Lake Chad Faction
actor2: Military Forces of Nigeria (2015-)
location: Burukusuma
notes: On 24 September 2021, Nigerian security forces engaged ISWAP militants in a clash and repelled an attack on a military base in Burukusuma (Sabon Birni, Sokoto). Twelve security agents were killed.