Boko Haram and ISIS share an apocalyptic `` end-of-days '' vision , writes Tim Lister . The Islamic State has been described as a '` death cult'. Boko Haram 's leader , Abubakar Shekau , has spoken in glowing terms of al-Baghdadi and ISIS , as well as al Qaeda , saying last July : `` My brethren ... may Allah protect you . '' Lister : Whether there will be a formal alliance between them is still very much open to debate .
Boko Haram and ISIS share an apocalyptic `` end-of-days '' vision , writes Tim Lister . The Islamic State has been described as a '` death cult'. Lister : Whether there will be a formal alliance between them is still very much open to debate .