In late April, the Islamic State’s Yemen “province” released a video attacking al-Qaeda’s ideological credentials. The video is the latest piece of propaganda in the Islamic State’s campaign against its jihadist rival.

Bilal Khuraysat, an al Qaeda ideologue in Syria, has released a treatise justifying Shabaab’s war with the Islamic State in Somalia. The Islamic State continues to battle al Qaeda’s branches and like-minded jihadists in several theaters.
