The Islamic State of Iraq and the Levant (ISIL, also known as ISIS) has formally declared the establishment of a new "caliphate," or Islamic state, in territory it has seized in Iraq and Syria.

On June 29, 2014, which coincided with the first day of Ramadan, the Islamic State of Iraq and Syria (ISIS) declared the restoration of the caliphate. Abu Bakr al-Baghdadi, a shadowy figure with a $10 ...

RIYADH (Reuters) - The creation of an Islamic caliphate, or empire, has long formed part of al Qaeda's world view, and it is a vision that seems to have unsettled Washington. Sign up here. But experts ...

It’s easy to understand why the battle of Talas in 751 between the Abbasid Caliphate’s Arab-Persian army and the Chinese army is often said to be one of the most important battles in Central Asian ...