Comparing Christianity and Islam

The period of classical decline gave birth to many great religions. As empires fell, religions began to emphasize devotion, piety and greater sense of afterlife. They spread into much of Asia, Africa, and Europe. Religions like Christianity and Islam produced new culture and took on a more unifying and dynamic function. Both Christianity and Islam are monotheistic religions, both a development out of Judaic teaching, and both spread through conquest. However, when compared: Christianity developed many years before Islam, Christianity believes in the Trinity while in Islam Trinity is rejected, and Christianity spread to the West and Islam to the East.
Christianity and Islam are both monotheistic religions, meaning they both only believe in one God. In Islam, the first of the five pillars states “There is no god but Allah and Muhammad is his prophet.” Exodus 20:3 from the Bible states, "You shall have no other Gods before me" Both Christianity and Islam developed out of Judaism. All three religions recognize their first prophet as Abraham and share prophets such as Jesus and Muhammad, though having different views about what each did. Lastly, both Christianity and Islam spread through conquest. In the late 1400s, Christopher Columbus spread Christianity to the Spanish conquistadors in Spain who then baptized natives in the West Indies. Similarly in 660 CE, with the start of the Umayyad Caliph and in 627 CE, the spread of Islam began. Columbus did not originally set sail for the purpose of Christian expansion, but religion did play a central role in the ventures to the new world. For second and third expeditions, King Ferdinand and Queen Isabella ordered him to convert natives to Christianity. Likewise, the Umayyad and Abbasid empire conquests spread Muslim faith to the Middle East, North Africa, and Southeast Asia. To control such a vast area, they ruled the dar al-Islam as military conquerors and showed strong favoritism to Arab military aristocracy. They had at