Below is a visualization and description of some of the most significant incidents of political violence in Nigeria from October 20 to October 26, 2018. This update also represents violence related to Boko Haram in Cameroon, Chad, and Niger. These incidents will be included in the Nigeria Security Tracker.
- October 11–25 (estimated): Nigerian troops killed thirty-five criminals during a two-week operation across Nigeria (no location given); two soldiers were killed as well.
- October 20: Boko Haram killed twelve in Maiduguri, Borno.
- October 20: Boko Haram killed two in Konduga, Borno.
- October 21: Nigerian troops killed thirteen Gana gang members in Ukum, Benue.
- October 21: Gunmen kidnapped seven in Zurmi, Zamfara.
- October 21: Sectarian violence led to twenty-three deaths in Kaduna South, Kaduna.
- October 22: Boko Haram killed two in Chibok, Borno.
- October 22: Sectarian violence led to nine deaths in Udu, Delta.
- October 23: Sectarian violence led to "dozens" (estimated at twenty-four) of deaths in Lamurde, Adamawa.
- October 23: The Nigerian Air Force destroyed a Boko Haram logistics base, killing "several" (estimated at five) militants in Abadam, Borno.
- October 24: Gunmen kidnapped ten in Akuku-Toru, Rivers.
- October 24: Gunmen kidnapped seven in Ohaji/Egbema, Imo.
- October 25: Nigerian troops killed two Boko Haram militants in Konduga, Borno.
- October 25: Suspected herdsmen killed three in Guma, Benue.
- October 26: Gunmen kidnapped five Catholic nuns in Ika South, Delta.