The caliphate is a powerful ideal — the concept of a nation of Muslims worldwide ruled by Shariah law under a caliph who holds both spiritual and secular authority. There have been multiple caliphates ...

Baghdadis have long memories. Talk to them about the extraordinarily turbulent history of the Iraqi capital as they contemplate their city falling to Islamic State (IS) fighters, and one date tends to ...

CAIRO (AP) — By declaring the establishment of an Islamic caliphate, the extremist group that controls large swaths of Syria and Iraq is claiming to be the successor of the political and religious ...