Question

Muhammad helped to unite the Arabian Peninsula under a common religion.He also reunites the peninsula under a common language,Arabic.Why would a common language and religion unite a group of people?

Answer 1

A common language and religion would unite a group of people because they share common values and beliefs and would understand each other better speaking the same language.

Answer 2

Hm, I think it's because they can share information and points of views easily, and some people can relate to others.