 Yatanguje intambara mu 2009 Abagera ku bihumbi barishwe, ahanini mu buraruko bushira ubuseruko bwa Nigeria, abandi bagera ku majana bafatwa mpiri , harimwo abakobwa bo mwishure rya Chibok 200 Bahavuye bahanvya umurwi Islamic State, biyita intara ya Islamic State yo mu burengero bwa Afrika Bafashe igice kini ni c Ubuseruko bushira uburaruko bwa Nigeria bise caliphate canke ubutaka bwAbayislamu Igice kinini Boko Haram yari yarifatiye caragarujwe ningabo za Leta. 