220 BC (the 27th year of Qin Shihuang): Qin Shihuang began his first cruise to the north of Longxi. Start repairing pool road.
2 19 BC (the 28th year of Qin Shihuang): On the second cruise, Qin Shihuang sent Xu to the sea to seek immortality. Expedition to the south, build a canal.
2 18 BC (29th year of Qin Shihuang): On the third cruise of Qin Shihuang, Sean beat the first emperor in Bolangsha.
2 16 BC (thirty-first year of Qin Shihuang): Qin Shihuang went to Xianyang, Lanchi was robbed, and the samurai killed him. Dassault 20.
2 15 BC (thirty-two years of Qin Shihuang): Qin Shihuang made four tours. Meng Tian led 300,000 troops to attack the Huns and began to build the Great Wall.
2 14 BC (the thirty-third year of Qin Shihuang): South Vietnam was pacified, and Guilin, Nanhai and Xiang Jun were pacified. In the northwest, the Huns were abolished and 34 counties were established.
2 13 BC (the thirty-fourth year of Qin Shihuang): 500,000 criminals were sent to Wuling. Qin Shihuang ordered "burning books".
2 12 BC (the thirty-fifth year of Qin Shihuang): The "straight road" was built. Qin Shihuang ordered "burying Confucianism". Fu Su remonstrated and was demoted to the army. Construction of Epang Palace and Lishan Imperial Tomb.
BC 2 1 1 (in the thirty-sixth year of Qin Shihuang): 30,000 households were moved to Beihe and Yuzhong. Meteorite crashed into Dong Jun, engraved with "the first emperor died and fell apart". It is said that "Zulong died this year".
2 10 BC (thirty-seventh year of Qin Shihuang): Qin Shihuang made his fifth patrol and died in a sand dune. At the age of fifty. Hu Hai ordered the execution of Fu Su.
209 BC (Qin Ershi year): Hu Hai succeeded to the throne as the second emperor. In July, Chen Sheng and Guangwu revolted in Daze Township. Xiang Yu and Liu Bang rose to respond.
208 BC (the second year of Qin Ershi): In July, Xiang Yu defeated Zhang Han in East Asia. 1February, "Julu War".
207 BC (the third year of Qin Ershi): In July, Zhang Han surrendered to Xiang Yu.
In 206 BC, Zi Ying, king of Qin, surrendered to Liu Bang, and Qin died.
The above is the historical chronology of the Qin Dynasty, which briefly introduces the history from the reign of Ying Zheng, King of Qin, in 246 BC to the demise of the Qin Dynasty in 206 BC.