Answer:
The divide originated with a dispute over who should succeed the Prophet Muhammad as leader of the Islamic faith he introduced. Today, about 85 percent of the approximately 1.6 billion Muslims around the world are Sunni, while 15 percent are Shia, according to an estimate by the Council on Foreign Relations
Explanation:
The essence of the problem is that Muhammad died without a male heir, and he never clearly stated who he would want to be his successor.The divide originated with a dispute over who should succeed the Prophet Muhammad as leader of the Islamic faith he introduced.
Explanation:
Islamic mathematicians such as Al-Khwarizmi, Avicenna and Jamshīd al-Kāshī made advances in algebra, trigonometry, geometry and Arabic numerals. Islamic doctors described diseases like smallpox and measles, and challenged classical Greek medical theory.
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They introduced the First Five Year plan
