where did the abbasid dynasty rule around the world
The Abbasid dynasty ruled as caliphs from their capital in Baghdad, in modern Iraq, after taking over authority of the Muslim empire from the Umayyads in 750 CE. Decline of the Abbasid Empire The Abbasid leadership worked to overcome the political challenges of a large empire with limited communication in the last half of the 8th century (750â800 CE).