source: Amaq
actor1: Islamic State (West Africa) - Lake Chad Faction
actor2: Military Forces of Chad (1990-2021)
location: Ngouboua
notes: On 1 December 2020, ISWAP militants conducted an IED attack against two Chadian army boats at the lakeside near Ngouboua (Lac, Mamdi). According to Amaq (IS source), 30 soldiers were reportedly killed, however, this could not be independently verified.