Empire (Tibetan: བོད་ཆེན་པོ, Wylie: bod chen po, lit. 'Great Tibet'; Chinese: 吐蕃; pinyin: Tǔbō / Tǔfān) was an empire centered on the Tibetan Plateau, formed
The Era of Fragmentation (Tibetan: སིལ་ཆད་དུ་འཆད་པ; Chinese: 吐蕃分裂時期) was an era of disunity in Tibetan history lasting from the death of the Tibetan Empire's
烏思藏; Wūsīzàng) for "Central Tibet", and the Chinese terms Tǔbō or Tǔfān (吐蕃) for the historical Tibetan Empire and Xīzàng (西藏; 'Western Tsang') for the
Traditional Chinese). Retrieved 3 August 2017. 上元元年,河西軍鎮多為吐蕃所陷。有舊將李元忠守北庭,郭昕守安西府,二鎮與沙陀、回鶻相依,吐蕃久攻之不下。[In the first year of the Shangyuan era [760], the Hexi