From Arab to Islamic Empire:
The Early Abbasid Era
nThe triumph of a new dynasty reflected a series of fundamental changes within the Islamic world.
nThe increased size of Muslim civilization brought growing regional identities and made it difficult to hold the empire together.
nThe Abbasid victory led to increased bureaucratic expansion, absolutism, and luxurious living. nThe Abbasids championed conversion and transformed the character of the previous Arab-dominated Islamic community.