Nigeria Security Tracker: Weekly Update February 21-February 27

Below is a visualization and description of some of the most significant incidents of political violence in Nigeria from February 21, 2015 to February 27, 2015. This update also represents violence related to Boko Haram in Cameroon, Chad, and Niger. These incidents will be included in the Nigeria Security Tracker.

• February 21: Nigerian forces retook Baga, Borno from Boko Haram. No official casualty count was given, but "scores" of insurgents were reportedly killed.
• February 22: A female suicide bomber killed herself and eight others in Potiskum, Yobe. Boko Haram is suspected.
• February 23: Gunmen kidnapped an American missionary in Ajaokuta, Kogi, and are demanding a ransom for her release.
• February 24: A suicide bomber in Potiskum, Yobe killed himself and fifteen others when he boarded a bus before detonating. Boko Haram is suspected.
• February 24: Three suicide bombers killed themselves and twenty others in a motor park in Kano. Three other attackers tried to escape but were killed by the surrounding crowd. Boko Haram is suspected.
• February 24: Chadian soldiers claimed to have killed 207 Boko Haram fighters, while losing only 1 of their own in Gambaru, Borno.
• February 25: Continuing electoral violence spilled over to Oshodi suburb of Lagos, killing three, including one civilian hit by a stray bullet.
• February 26: Two Bombs in Jos, Plateau killed eighteen. Boko Haram is suspected.
• February 26: A suicide bomber in Biu, Borno killed twenty. The bomber himself did not die immediately but was shot dead by the Civilian JTF. Boko Haram is suspected.
• February 27: Nigerian troops recovered eight towns in Gulani, Yobe and Madagali, Adamawa, killing many Boko Haram insurgents in the process. Casualty figures have not yet been reported.
• February 27: Boko Haram killed twelve traders in Mainok, Borno.