Answer:
Though the two main sects within Islam, Sunni and Shia, agree on most of the fundamental beliefs and practices of Islam, a bitter split between the two goes back some 14 centuries. The divide originated with a dispute over who should succeed the Prophet Muhammad as leader of the Islamic faith he introduced. The three Islamic empires of the early modern period – the Mughal, the Safavid, and the Ottoman – shared a common Turko-Mongolian heritage.
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