Condition of Persian Irak at the time of Jinghis Khan’s death.—Flight of Jelal ud din to Delhi.—Marriage of Jelal to the daughter of Iletmish.—Effort of Jelal to take possession of his inheritance.—Founding of the Kara Kitan dynasty of Kerman.—Marriage of Jelal to the daughter of Borak.—Advance of Jelal into Fars.—Marriage of Jelal to the daughter of the Atabeg of Shiraz.—Effort of Jelal to overcome his brother, Ghiath.—Jelal marches against Nassir, Kalif of Islam.—Capture of Dakuka by Jelal, 1225.—Possession of Tebriz by Jelal.—Expedition against Georgia, 1225.—Second march of Jelal to Tiflis, 1226.—Conquest of Georgia.—Jelal attacks Kars.—Defeat of a Mongol division by Jelal.—Attack of the Mongols on Jelal in Ispahan, 1227.—Murder of Mohammed, a favorite of Jelal.—Ghiath ud din strangled by Borak.—Jelal demands tribute from the Shirvan Shah.—Attack of Jelal on the combined armies of Georgia and Armenia.—Second siege of Khelat by Jelal.—Death of Nassir the Kalif, 1225.—Succession of Zahir as Kalif and then of Mostansir.—Jelal invested with the title of Shah in Shah.—Capture of Khelat by Jelal, 1230.—Defeat of Jelal at Kharpert.—March of Jelal on Khelat.—March of Jelal on Gandja.—Attack and defeat of Jelal by Mongols.—Death of Jelal, 1231.—End of Kwaresmian dynasty 145 CHAPTER X Ravage of Amid and Mayafarkin by Mongols.—Devastation of Azerbaidjan.—Capture of Erbil by Mongols.—Mongols in Arabian Irak, 1238.—Capture of Gandja by Mongols, 1235.—Capture of Tiflis by Mongols, 1239.—Mongols advance to the Tigris.—Visit of Prince Avak and his sister, Tamara, to Ogotai, 1240.—Mongols in Syria, 1244.—Capture of regions north of Lake Van.—Sheherzur sacked by Mongols.—The Mongols driven off from Yakuba by Bagdad troops.—Refusal of Queen Rusudan to leave Usaneth.—Death of Rusudan.—Installation of Kuyuk, 1246.—Death of Kei Kosru, 1245.—Struggle of Rokn ud din for rule in Rūm.—Death of Alai ud din.—Mangu Grand Khan of the Mongols, 1251.—Visit of Rokn ud din to Sarai.—Entrance of Baidju into Rūm.—Great ruin effected by Mongols in Asia Minor.—Appointment by Juchi of Chin Timur as Governor of Kwaresm.—Ravaging by Kwaresmian bands in Khorassan.—Attack upon the Kankalis by Chin Timur.—Visit of the Prince of Iran to Ogotai.—Authority transferred from Chin Timur to Sari Bahadur.—Reinstatement of Chin Timur.—Chin Timur’s choice of Kurguz as chancellor.—Death of Chin Timur, 1235.—Visit of Kurguz to Ogotai.—Kurguz appointed to collect taxes.—Residence of Kurguz at Tus.—Command of Ogotai to raise up Khorassan, and repeople Herat.—Struggle between Sherif and Kurguz.—Death of Kurguz.—Succession of Sherif.—Sherif’s oppression of the people of Tebriz.—Death of Sherif, 1244.—Visit of Argun to the Kurultai which