Summary: History needs men and women of thought and those of action. In the 8th and 9th centuries, the Arabs, Persians, Spaniards and Africans had laid the intellectual foundation of Islam. In the 10th century, the Turks provided the primal energy to renew Islamic civilization and supplied the men and women of action who propelled it for over a thousand years. The Turks tower over the...

A divided Islamic world offered feeble resistance to the Crusaders who consolidated their hold on the eastern Mediterranean and imposed their fiefdoms on the region. The Seljuks, preoccupied with defending their eastern flank against the Afghan Ghaznavids, had thinned out their western defenses. The pagan Turkish tribes across the Amu Darya on the northeastern frontiers were a constant menace....

The Fatimid conquest of Egypt (969) was a defining moment in Islamic history. It destroyed any semblance of central authority in the Muslim world, provoked the reaction of the Turks as defenders of orthodox (Sunni) Islam, impelled the Omayyads in Spain to declare their own Caliphate, launched the powerful Murabitun revolution in western Africa, denied the Muslims their last chance to conquer...

Abu al-Qasim Khalaf ibn al-Abbas Al-Zahrawi was born near Cordoba, Spain, when it was part of the Islamic Empire. He was a physician, surgeon and chemist. He is best remembered for his encyclopedia of medicine, the Al-Tasrif li man ajaz an-il-talif (An Aid for Those Who Lack the Capacity to Read Big Books), known as the al-Tasrif. This became a standard reference in Islamic and European...