THE ABBASIDS (750-1258 A.D.) 209
Founding of Baghdad, 209. Harun Ar-Rashid, 210. Al-Mamun and
his successors, 211. Baghdad under the caliphs, 213. Gradual
decline of Arabian dominion in the East, 215. The various
religious sects, 220. The Seljuk Turks, 225. Arabs and Turks
unite against the Christians, 227. Saladin and his successors
against the crusaders, 228. The Mongols under Jenghiz Khan
invade western Asia, 230.