In the three centuries after the ascension of Jesus Christ, Christians increased in number, eventually flourishing and coming to dominate the whole of the Roman world and beyond. Similarly, in the centuries following Mohammad’s death, Islam flourished and spread from Arabia across the whole of North Africa into Al-Andalus (Muslim Spain), up through the Levant into Byzantine lands, across Mesopotamia and into India. Christianity and Islam developed quite differently, even as they began quite differently. This article offers a bird’s-eye view of the growing dominion of these two faiths. Continue reading