Thus Tibet remained a suzerainty of the Mongol and later Chinese rulers in Nanjing and Beijing, with reasonable autonomy given to the Tibetan leaders.
The eastern regions of Kham and Amdo often maintained a more decentralized indigenous political structure, being divided among a number of small principalities and tribal groups, while also often falling more directly under Chinese rule after the Battle of Chamdo.
Baxter, Linguists generally classify the Tibetan language as a Tibeto-Burman language of the Sino-Tibetan language family although the boundaries between 'Tibetan' and certain other Himalayan languages can be unclear.
According to Matthew Kapstein: From the perspective of historical linguistics, Tibetan most closely resembles Burmese among the major languages of Asia.
, is transcribed Bhö in Tournadre Phonetic Transcription, Bö in the THL Simplified Phonetic Transcription and Poi in Tibetan pinyin.
Some scholars believe the first written reference to Bod "Tibet" was the ancient Bautai people recorded in the Egyptian Greek works Periplus of the Erythraean Sea (1st century CE) and Geographia (Ptolemy, 2nd century CE),), which derives by metonymy from the Tsang region around Shigatse plus the addition of a Chinese suffix, 区 qū, which means "area, district, region, ward".
/ɕi⁵⁵ t͡sɑŋ⁵¹/) is a historical region covering much of the Tibetan Plateau in Central Asia.
It is the traditional homeland of the Tibetan people as well as some other ethnic groups such as Monpa, Qiang, and Lhoba peoples and is now also inhabited by considerable numbers of Han Chinese and Hui people.
However, if the latter group of Tibetan-type languages are included in the calculation, then 'greater Tibetan' is spoken by approximately 6 million people across the Tibetan Plateau.
Tibetan is also spoken by approximately 150,000 exile speakers who have fled from modern-day Tibet to India and other countries.
Although spoken Tibetan varies according to the region, the written language, based on Classical Tibetan, is consistent throughout.