السياسة العربية والإسلامية

ISIS poses an existentially different threat than previous Sunni jihadist groups, with a focus on territorial possession and expansion.

Facing threats from all directions, King Abdullah is moving to get his foreign policy team in place -- and quell infighting within the royal family.

A discussion of whether and how the United States or other outside actors might intervene to check the jihadist group's advance.

Will the declaration of a new caliphate unite the world’s jihadists or tear them apart?

With a massive Israeli crackdown under way, the militant Palestinian movement is struggling to determine its true identity.

Soner Cagaptay is the author of the new book The Rise of Turkey: The Twenty-First Century's First Muslim Power . His other work includes the book Islam, Secularism, and Nationalism in Modern Turkey: Who is a Turk? He is the Beyer Family Fellow and director of the Turkish Research Program

Failing a unified response by Iraq’s political factions, a rival insurgent group may represent the best chance of stopping ISIS from forming an Islamic caliphate in the heart of the Middle East.

ISIS would likely welcome deeper involvement from the IRGC.

The group's approach to other areas it has seized -- a mix of harsh repression and soft-power outreach -- offers insight into how it might consolidate control in Mosul.