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Why did Islam spread so quickly?

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one reason is that Arab armies were united by their beliefs.Islam taught that Muslim warriors who died in the service of Islam would win a place in paradise.the idea of jihad also motivated many Muslim soldiers.the lure of riches to be won in the conquered lands was another powerful incentive
First answer by Billybobjoe239. Last edit by Bob090990909. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 13 [recommend question].