The Mongols get access to the Shamen, while the Abbasid Dynasty gets the Iman - these units are mechanically similar to the Monk, but themed on the religions these polities followed at the time.

The Abbasid Caliphate was founded in 750 by a dynasty descended from and named itself after the Prophet Muhammad’s uncle, Abbas ibn Abd al-Muttalib, who died 100 years before the dynasty was ...

It was built in AD876 during the Abbasid dynasty. Muhammad later moved to the city of Medina and built a mosque (Islamic place of worship). The new Islamic community began here.