A version of this article is available in print Volume XVI, Fascicle 6, pp. 591-672 KHORASAN, a historical region with…

SANJAR, Aḥmad b. Malekšāh, Abu’l-Ḥāreth, Moʿezz-al-donyā-wa’l-din, Amir-al-moʾmenin, Burhān (b. Rajab 477/Nov. 1084 or Rajab 479/Oct. 1086; d. 552/1157-8), first subordinate…