Boko Haram has attacked various targets in the nation since 2009 . Boko Haram translates loosely to `` western education is forbidden/sinful . '' Mamadu Bama is second-in-command of the Islamist extremist group , army says . The Nigerian military said it had killed more than 200 militants and arrested about 100 others during a raid on an Islamic State hideout near Maiduguri, capital city of Borno state.
Boko Haram has attacked various targets in the nation since 2009 . Mamadu Bama is second-in-command of the Islamist extremist group , army says . The Nigerian military said it had killed more than 200 militants and arrested about 100 others during a raid on an Islamic State hideout near Maiduguri, capital city of Borno state.