Van Berkel, a specialist in the Abbasids’ empire, recalls that the City of Peace, as it was called, had probably around half a million inhabitants. “But that’s still gigantic and beyond ...

The first major presentation of Liao artifacts outside of China ... In geographic extent, it rivaled the other great powers of Asia such as the Khmer Empire of Cambodia and the Abbasid Empire of Iraq ...

From grand cities to groundbreaking discoveries, the Abbasid Caliphate transformed the Islamic world. Yet, even the most powerful empires must face decline.

“These are gold dinars issued by the Aghlabid dynasty that ruled in North Africa, in the region of modern Tunisia, on behalf of the Abbasid Caliphate ... Yavne where the artifacts were spotted ...

Courtyard of Ibn Tulun mosque in Cairo, Egypt. It was built in AD876 during the Abbasid dynasty. Muhammad later moved to the city of Medina and built a mosque (Islamic place of worship).