source: HumAngle
actor1: Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Military Forces of Nigeria (2015-)
location: Rann
notes: On 28 May 2021, Nigerian military troops clashed with Boko Haram fighters (assumed JAS) in Rann (Kala Balge LGA, Borno). 10 members of the group were killed, a gun truck was destroyed and several guns were seized.