Abu Bakr ruled over the Rashidun Caliphate from 632-634 CE when he became the first Muslim Caliph following Muhammad's death.
Around two years
Abu Bakr ruled as a Caliph for 27 months.
Abu Bakr took the office of caliph in 632 A.D. He assumed it until his death in 634 A.D, meaning that his caliphate lasted for around 2 years.
The territory under Muslim rule expanded rapidly
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Koran was first written down during the rule of Abu Bakr, the first Khalifa. Uthman bin Afan, the third khalifa, ordered the duplication of this issue when people started mispronounce the words of Koran. He wanted people to have a reference.
66 years
15 years
twentytwo years
Approximately 1,650.
500
32.