Bai Qi (; – 257 BC), also known as Gongsun Qi (), was a Chinese military general of the Qin state during the Warring States period. Born in Mei (present-day Mei County, Shaanxi), Bai Qi served as the commander of the Qin army for more than 30 years, being responsible for the deaths of over one million, earning him the nickname (; ). According to the Shiji, he seized more than 73 cities from the other six hostile states, and to date no record has been found to show that he suffered a single defeat throughout his military career. He was named by Chinese historians as one of the four greatest generals of the late Warring States period, along with Li Mu, Wang Jian, and Lian Po; he is also remembered as the most fearsome amongst the four. Life In 293 BC, Bai Qi led the Qin army to victory against Wei () and Han () forces at the Battle of Yique (in present-day Longmen (), southeast of Luoyang, Henan), reportedly slaughtering around 240,000 enemy soldiers in total while capturing some cities. In 292 BC, he was promoted from Zuo Shu Zhang (左庶長; Vice Prime Minister of Qin) to Da Liang Zao (大良造; Prime Minister of Qin) by King Zhaoxiang of Qin. In 278 BC, he led the Qin army to capture Ying (), the capital city of Chu, in the process seizing considerable amounts of territory. As a reward, he was given the title Lord Wu'an (武安君; literally: Lord of Martial Peace). Reportedly drowning 100,000 people in a flood attack. In 273 BC, the Qin army under his command defeated the joint armies of Zhao () and Wei at Huayang (華陽; south of present-day Zhengzhou (), Henan), where he massacred the submitting soldiers, reportedly numbering around 150,000 troops in total: 130,000 Wei soldiers with a further 20,000 Zhao soldiers being killed and thrown into a river. In 264 BC, he successfully besieged 5 Han fortresses and thereafter decapitated the 50,000 enemy soldiers. During the Battle of Changping in 260 BC, he succeeded Wang He as the commander of the Qin army, and soon defeated the Zhao army commanded by the inexperienced Zhao Kuo, who himself had replaced Lian Po as acting commander. The Zhao army was split into two parts and its supply lines and retreat route cut off by Bai Qi. More than 400,000 Zhao soldiers, including the