source: Amaq; Local Source; Vanguard (Nigeria)
actor1: Islamic State (West Africa)
actor2: Military Forces of Nigeria (2015-)
location: Gashigar
notes: 27 October. IS-aligned Boko Haram members attacked a military base in Gashigar on 27 October. The fighting lasted until the following morning, when the attackers were repelled by helicopter support. The military reported one fatality (coded on 27 October) and four injuries in total, while Boko Haram has claimed it killed 11 soldiers during clashes on 27 October.