Boko Haram
Nigerian forces suffered casualties in kidnap rescue: army
Boko Haram frees hundreds kidnapped in northeast Nigeria
Nigeria army says killed 50 militants in northeast
Chad declares national mourning after new militant attack
Nigerian troops kill 18 militants in northeast operations, military says
Suspected Boko Haram militants kill 20 in northeast Nigeria attacks
At least 25 killed in militant attacks in northeast Nigeria
Nigeria mosque bombing kills at least seven
VideoNigeria declares national emergency after kidnappings, president orders mass recruitment of police
