Answer :

Reason that Islam spread so rapidly among the poorer households of eastern India was Islam didn't understand casts.

For a multitude of causes, Islam quickly expanded over the world. Islam's distinctive traits and conviction in the divinity of individuals still have an effect on society. Muslims believe that following the teachings of the Prophet Muhammad is the only way to fulfill their ultimate life aim of obeying and serving their Creator (S.A.W).

1. The Message

2. Trade

3. Military conquest

4. Political Organization

4. Volunteering

In order to understand how and why Islam spread so quickly outside of the Arabian Peninsula, four factors or causes must be considered. Some of these include the weak leadership of European empires in pre-Islamic societies in the Middle East and the Near East, the successful leadership of the Prophet Mohammad that left a lasting legacy, the frailties of the Byzantine and Sassanid Empires, and the mass appeal of Islam in comparison to Christianity because of the more tolerant Muslim rule.

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