Who has the historical data of Dunhuang?

1. At the end of primitive society, the Sanmiao people who migrated to Hexi after the defeat of the tribal war in the Central Plains thrived here. They focused on hunting and began to master primitive agricultural production techniques.

2. In Xia, Shang and Zhou Dynasties, Dunhuang belonged to Guguazhou, and there were descendants of Sanmiao. At that time, Qiang people and Rong people settled nomadic here. Many rock paintings left by nomadic people have been found in Dunhuang area.

3. During the Warring States Period and the Qin Dynasty, the Dayue family, Wusun family and Sai family lived in Dunhuang. After Da Yue became powerful, it merged with the original Qiang Rong. At the end of the Warring States period, Dayue people drove away Wusun people and Saizhong people and monopolized Dunhuang until the end of Qin Dynasty and the beginning of Han Dynasty.

4. During the Wei and Jin Dynasties, Liang Qian, Hou Liang, Nanliang, Xiliang and Beiliang were successively established in Hexi region. In the pre-Zhangliang period, Dunhuang was changed to sandbar. In 400 AD, Gui Li claimed the title of king according to Dunhuang, and established Xiliang State. Dunhuang became the capital for the first time in history, and later died in Beiliang.

5. In the late Kangxi period of the Qing Dynasty, the Qing Dynasty gradually recovered the vast areas outside Jiayuguan. In the third year of Yongzheng, Shazhouwei was established in Dunhuang, and 2400 households from all over Gansu began to immigrate to Dunhuang to reclaim land and settle down. At the same time, a large number of soldiers and civilians in Shazhou area moved to Turpan and Lop Nur.