Below is a visualization and description of some of the most significant incidents of political violence in Nigeria from October 13 to October 19, 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.
- September 24–October 15 (estimated): A joint three-week operation between Niger and Nigeria resulted in the deaths of thirty bandits in Maradi, Niger.
- October 14: Boko Haram killed an International Committee of the Red Cross worker in an undisclosed location.
- October 14: A cult clash led to the deaths of seventeen cultists and three civilians in Oredo, Edo.
- October 14: A cult clash led to the deaths of two cultists and one civilian in Ogbia, Bayelsa.
- October 15: A militia attack killed five civilians in Demsa, Adamawa.
- October 15: The Nigerian Air Force killed "several" (estimated at five) Boko Haram militants in Mobbar, Borno.
- October 15: Nigerian troops killed two Boko Haram militants in Maiduguri, Borno.
- October 15: Cultists killed a Rivers monarch and two others in Emohua, Rivers.
- October 16: Sectarian violence led to five deaths in Ebonyi, Ebonyi.
- October 17: Gunmen killed two policemen and one civilian in Chikun, Kaduna.
- October 18: A militia attack killed one policeman and four others in Ukum, Benue.
- October 18: Sectarian violence led to fifty-five deaths in Kajuru, Kaduna.
- October 19: Gunmen kidnapped a traditional ruler and his wife, and killed one civilian in Kachia, Kaduna.