The rulers of western Persia, who maintained a very loose grip on the Abbasids of Baghdad. Several Turkish emirs gained a strong level of influence in the region, such as the Eldiduzids. Mahmud II 1118-1131 Da'ud (in Jibal and Iranian Azerbaijan) 1131 Tugrul II 1131-1134 Mas'ud 1134-1152 Malik Shah III 1152-1153 Muhammad II 1153-1160 Suleiman Shah 1160-1161 Arslan Shah 1161-1174 Tugrul III 1174-1194 Tugrul III killed in battle with the Khwarazmshah, who annexes Hamadan