source: Amaq; Alwihda (Chad); Tchadinfos
actor1: Islamic State (West Africa) - Lake Chad Faction
actor2: Military Forces of Chad (1990-2021)
location: Ngouboua
notes: On May 25, presumed ISWAP/Boko Haram militants attacked a military position in Berkara near Ngouboua, twenty-three militants and one soldier were killed in the clashes.