Caliphate of Cordoba: Did you mean...?

Islam is an Abrahamic-monotheistic religion based upon the teachings of Prophet Muhammad ibn Abdullah (l. 570-632 CE, after whose name Muslims traditionally add “peace be upon him” or, in writing, PBUH). Alongside Christianity and Judaism...

Umar ibn al-Khattab (r. 634-644 CE) was the second caliph of the Rashidun Caliphate (632-661 CE, as the first four caliphs are referred to by the Sunni Muslims). He was an early convert of Islam and one of the close companions of the Islamic...

Ali ibn Abi Talib, or simply Ali, (l. 601-661 CE) was among the first Muslims, a cousin and son-in-law of the Islamic Prophet Muhammad (l. 570-632 CE), and later reigned as the fourth Caliph of Islam from 656 CE to 661 CE, when he was murdered...

The First Fitna (656-661 CE) was the first civil war of the Islamic Empire fought between the fourth Rashidun Caliph, Ali ibn Abi Talib (656-661 CE), and the governor of Syria, Muawiya (later Muawiya I; r. 661-680 CE). Deep fissures divided...

Constantine IV ruled as emperor of the Byzantine empire from 668 to 685 CE. His reign is best remembered today for the five-year Arab siege of Constantinople from 674 CE, which the Byzantines resisted thanks to their strong fortifications...

Constans II (aka Konstans II) was emperor of the Byzantine Empire from 641 to 668 CE. Sometimes known as Constans Pogonatos (“the Bearded”), he came to the throne by a series of unlikely events and his empire was immediately challenged almost...

Abu Bakr (l. 573-634 CE, r. 632-634 CE) was an early convert of Islam; he was a close friend and confidant of the Islamic Prophet Muhammad, and became the first caliph of the Islamic empire – a successor to Muhammad's temporal position but...

Uthman ibn Affan (l. 576/583-656 CE) was an early convert to Islam, a close friend and son-in-law of Prophet Muhammad (l. 570-632 CE), and the third caliph (r. 644-656 CE) of the Rashidun Caliphate (632-661 CE). His charitable acts and modesty...

This map illustrates the rise and rapid expansion of Islam from the time of the Prophet Muhammad (622–632 CE) through the great caliphates of the 7th to 9th centuries. Beginning in Arabia, the new faith and its armies spread under the Rashidun...

Islam arose as a religious and socio-political force in Arabia in the 7th century CE (610 CE onwards). The Islamic Prophet Muhammad (l. 570-632 CE), despite facing resistance and persecution, amassed a huge following and started building...