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...

The word “Crusades” immediately conjures up among Muslims visions of Jerusalem and Salahuddin. While Jerusalem was indeed the focus of the First Crusade, a broader view of this civilizational confrontation between medieval Christianity and Islam must include the events in Spain and North Africa. While the Muslims did hold their own in West Asia and recovered Jerusalem, Medieval...

The triumphant advance of Muslim armies across the inter-connecting landmass of Asia, Europe and Africa brought into the Islamic Empire large masses of people who were previously Christian, Zoroastrian, Buddhist or Hindu. Conversion to the new faith was slow. The conquering Muslims left the people of the territories alone as long as they paid the protective tax, jizya and did not interfere with...