Tu tsong, Sung Emperor, 344;
succeeded by Chao hien, 345, 358.
Uigurs, 40;
their language, 63;
their territory, 75;
their yearly tribute, 76;
their envoys received with honor, 77, 89;
cease to pay tribute to Kara Kitai, 90;
the Idikut meets Jinghis, 104, 325, 366, 412.
Ulakchi, son and successor of Sartak the son of Batu of the Golden Horde, 282.
Uns Khatun, last of the Salgarid dynasty, placed on the Fars throne, 291;
marries Mangu Timur, son of Hulagu, 292.
Uriang Kadai, son of Subotai, 325;
left to master southern regions, 326, 327, 328, 332, 333.
Urut, clan, descended from Urudai, a son of Nachin, 9, 33, 69.
Utchugen, a title given Jinghis Khan’s youngest brother, Temugu, father of Togachar, 328, 367, 368.
Utubu, becomes Emperor of China, 85.
Vanguru, made master of nourishment, 70.
Vassaf, a historian, 380.