Yes, it gives them a common base; bond; fraternity and identity.
They unify because the are different and they are not the same as the other stuff that are there and not
muslim
He spread education and religion through his kingdom
120 members
120 members
In the same way that government and politics do.
he spread education and religion throughout the eastern area! duhh
Jewish people serve God. They do this by following the ethics of their religion.
They serve as the bases of the religion. Denying any of them intentionally and knowingly expells the Muslim from Islam religion. refer to related question below.
Most peoples in north Africa are unified through a common language and religion (Arabic and Islam)
Shinto
Islam as a religion is the glue that holds the Islamic World together.