<prompt> Pedzisa mutsara unotevera: Yakatangwa na Mohammed Yusuf muna 2002, boka iri rakatungamirwa na Abubakar Shekau kubva muna 2009 kusvika parufu rwake muna 2021, kunyangwe rakapatsanuka kuita mamwe mapoka mushure mekufa kwaYusuf uye zvakare muna 2015. Apo boka racho rakatanga kuumbwa, chinangwa chavo chikuru chaiva kuchenesa chiIslam kuchamhembe kweNigeria, vachitenda kuti jihad inofanira kunonoka kusvikira boka racho rakasimba zvakakwana kupidigura hurumende yeNigeria. Boka racho rakanga rambobatana neIslamic State of Iraq and the Levant. Boka racho rave richizivikanwa nokuda kwoutsinye hwaro, uye kubvira  <response>: Vapanduki vakatanga muna 2009, Boko Haram yakauraya makumi ezviuru zvevanhu, mukurwiswa kakawanda kwemapurisa, mauto uye vanhuwo zvavo. Yakaita kuti vanhu mamiriyoni 2.3 vasiye misha yavo uye yaiva boka revapanduki rine vanhu vakawanda kupfuura mamwe ose pasi rose pakati pemakore ekuma2010, maererano neGlobal Terrorism Index. Boko Haram yakakonzera matambudziko ezvokudya nenzara munharaunda yacho. 