The first caliph was Abu Bakr, Muhammad's fayjer-in-law and close friend.
Abu Bakr died about two years after he was elected and was succeed in 634 by Caliph Umar, another father-in-law of Muhammad.
When Umar was assassinated six years after being named Caliph.
Usman, Muhammad's son-in-law, took the role. Usman was also killed.
Ali was the fourth Caliph, Muhammad's cousin and son-in-law.
During the regin of the first four Caliphs, Arab Muslims conquered large regions in the Middle East, including Syria, Palestine, Iran and Iraq. Islam also spread throughout areas Europe, Africa and Asia.
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YOU ARE READING
A Walk To ISLAM
HumorThis novel is for both Muslims and Non-Muslims. This novel have basics things about Islam, seerat-un-nabi, quotes and many more. This is my first book and English is not my first language. So if you see any mistake please let me know.