This paper examines the historical and contemporary divisions between Sunni and Shia Islam, the two major denominations within the Islamic faith. It traces the roots of these divisions back to disagreements following the Prophet Muhammad's death and outlines their geographical distribution across the Muslim world. The paper presents specific theological and practical differences between the two groups—including their views on religious leadership and succession—while noting that internal theological diversity also exists within Shiite Islam itself. The analysis demonstrates that while significant differences exist, most Muslims of both denominations coexist peacefully, with sectarian conflict driven primarily by extremist groups rather than mainstream believers.
Each religion of the world has different interpretations and denominations that have evolved over time. Islam is no exception, and the Sunni and Shia denominations represent the majority of its believers. The Sunni denomination is substantially larger in terms of population; however, Shias also have a widespread following. The roots of these ideologies can be traced back to the death of Muhammad and the opinions that developed afterward about the direction the religion should take. This analysis will introduce the differences between the two denominations in terms of their population's geography and their theological distinctions.
Sunni and Shia beliefs are spread throughout the Islamic world, with certain areas having higher concentrations of each. For example, Iran has a majority population that identifies as Shia, while Iraq, Turkey, and Afghanistan have larger percentages of Sunni Muslims. Geographical maps of Islamic denominations typically show darker shading for regions with Shia majorities and lighter shading for Sunni-majority areas.
The divisions in religious beliefs have led to intense political and social divides in many Middle Eastern countries. For example, in Syria—a Sunni-majority country governed by members of a Shiite sect—fighting that began as anti-government protest has taken on sectarian overtones. This conflict has also spread to Iraq, which is Shia-majority with a predominantly Shiite government but faces increasing challenges from Sunni rebels. The Sunni population is estimated at over 900 million, while the Shia population numbers approximately 120 million by comparison.
The Sunnis regard themselves as the orthodox and traditionalist branch of Islam. The word "Sunni" comes from "Ahl al-Sunna," which literally translates to "the people of tradition." They believe that the Prophet Muhammad was the final prophet in the religion. The Shias, by contrast, believe that Ali, the son-in-law of the Prophet Muhammad, carried on the religious traditions of his father and held special spiritual authority.
The differences in beliefs between the two denominations stem from their historical preferences regarding Muslim leaders. The Shias give greater weight to the family of the Prophet Muhammad, while Sunnis believe that the works and teachings of the twelve thousand companions of the Prophet should receive equal consideration. Regarding succession, Sunnis believe that Abu Bakr should have been the Muslim leader after Muhammad's death, whereas Shias believe it should have been Ali. However, when the Prophet initially died, the divisions between the two groups were relatively small, and the divide grew significantly only later.
Despite differences in religious leadership, the two denominations share many modern religious practices and similarities. For instance, both denominations are required to pray five times a day, and members are permitted to marry across denominational lines in many countries. Most Muslims do not allow their religious differences to create hostility. It is primarily extremist sects that have developed and gained media attention that represent a relatively small fraction of the total Muslim population while amplifying and exaggerating the theological differences between Sunni and Shia Islam.
The differences in the beliefs of the two major denominations stem from their historical preference for particular Muslim leaders. The Shias prefer to give greater weight to the family of the Prophet Muhammad, while Sunnis believe that any teachings produced by the twelve thousand companions of the Prophet should receive equal consideration. The Sunnis believe that Abu Bakr should have been the Muslim successor after Muhammad, while Shias maintain that Ali held this rightful position. It is important to note that theological diversity exists not only between Sunni and Shia Islam but also within Shiite Islam itself, with different schools of thought and interpretations of religious authority and practice.
The denominational split between Sunni and Shia Muslims represents one of the most significant divisions in the Islamic faith, rooted in historical disagreements about religious succession and authority. While genuine theological differences and distinct religious practices characterize each group, the vast majority of Sunni and Shia Muslims coexist peacefully and share core religious obligations. The sectarian violence and conflict that receives international media attention, though serious, is perpetuated by a small fraction of extremists rather than representative of mainstream Islamic belief and practice across both denominations. Understanding these differences requires recognizing both the legitimate theological distinctions and the common ground that binds together the world's 1.8 billion Muslims.
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"Preference for Prophet's family and views on companions' teachings"
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Sick, G. (2011, May 17). Map of religion in the Middle East. Retrieved from The Gulf Blog: http://thegulfblog.com/tag/sunni-shia-middle-east-map/
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