However, this expansion also took place by sea. In the year 655, after the conquest of the Sasanian Empire, the Rashidun Caliphate turned against the Byzantine Empire with a dual land and sea assault.

The Battle of al-Qadisiyyah, fought in 636 AD in what is now Iraq, was a crucial victory for Arab Muslim forces of the ...

And how did the people, culture and language of the Arabian Peninsula wind up in distant places like Morocco, Tunisia and, for that matter, the Holy Land itself (seized by the Rashidun Caliphate ...

Researchers have identified a "hugely significant" ancient battle site with the help of declassified U.S. spy satellite images. A team of archaeologists from the U.K.'s Durham University and Iraq ...

They were the successors to Muhammad. The first major caliphate was the Rashidun Caliphate, followed by the Umayyad Caliphate and the Abbasid Caliphate. The Islamic Golden age began during the ...

The Ottoman caliphate, whose nature was reinterpreted multiple times throughout the empire's history, was to survive for 412 years, from 1512 until 1924. Who was the last caliph?

In 635, the Rashidun Caliphate (which was Islamic) conquered the region, but the monastery kept operating, the archaeologists found. Sign up for the Live Science daily newsletter now.