The Muslim population in the world is On 2nd Position followed by the Christians. The major divisions between the muslims is of Shias and Sunnis On the Basis That Those who Followed Ali after Prophet Muhammad as per his command on the day of Ghadeer e khum 18 Zil'haj "Whoever I'm his leader , Ali is his leader" are called Shias whereas those who See Ali as fourth khaliph are called sunni. Among the Sunnis there are many more divisions , some Respectful toward Ali and Ahlulbayt of Muhammad (pbuh) and some not. Sunni muslims constitute 80-85% of Muslim population and Shias 15-18% . It's often asked why? The answer is Good things are always few in numbers , coal I found everywhere diamonds are rare. When prophet noah invited people to his ark only few came but only they were saved and else the majority was drowned , similarly those who followed mosses were too less compared to the slaves of firaun but That few were victorious. The same way when prophet M...