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...

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...