Qin Er Shi, Emperor (Qin) : All Data

Qin Er Shi was the second emperor of the Qin dynasty, ruling over the state of Qin from -208 to -207. During his reign, he faced several significant wars and revolts. One of the most important conflicts was the Rebellion of Chen Sheng and Wu Guang, which occurred from -209 to -206. This rebellion marked the beginning of the downfall of the Qin dynasty and led to the establishment of the Han dynasty. Another notable war that took place during Qin Er Shi's rule was the Rebellion of the Seven States, which lasted from -206 to -202. This rebellion further weakened the Qin dynasty and ultimately led to its collapse.