Clashes between Muslim herdsmen and Christian villagers are common, but the Boko Haram insurgency and political interference have fueled the conflict to dangerous levels.
Nigerian Roman Catholic Archbishop John Onaiyekan, on a visit to Kenya, said the Islamist Boko Haram insurgency is as rooted in bad governance as much as in its push for Islamic sharia law.
Nigeria plane crash: Nigerian law bans aircraft older than 20 years, but the average age of Dana Air's planes is 21.4 years. Sunday's Nigeria plane crash killed all 153 passengers and unknown numbers on the ground.
The Nigerian militant group Boko Haram has killed more than 1,000 in a three-year insurgency, and may have ties with Al Qaeda. Will putting the group on a terror watch list help?
The arrest of the Islamist sect's operational commander Suleiman Mohammed, and discovery of arms cache, is welcome news for Nigeria, which has been battling Boko Haram for three years.
A caller claiming to speak for the Islamist militant group Boko Haram called a local TV station on Sunday demanding 'one on one' dialogue with Nigerian President Goodluck Jonathan.
A suicide bombing at a venerable newspaper suggests that journalists could now become routinely targeted by Boko Haram, says guest blogger G. Pascal Zachary.
An attack on a Christian church service at a university in northern Nigeria Sunday left at least seven people dead. The Islamist group warned it would attack schools and other institutions.
While no one has taken credit for the twin blasts, the methods used in the attacks on the newspaper offices appear similar to those used by the Islamist fundamentalist group, Boko Haram.
Authorities believe the attacker was trying to detonate explosives near churches holding Easter services on Sunday.