Quick Answer: What Happened at the Battle of Changping?
The Battle of Changping (长平之战, Chángpíng zhī zhàn) was a major victory for Qin (秦, Qín) over Zhao (赵, Zhào) in 260 BCE, near present-day Gaoping in Shanxi. Qin forces cut the Zhao army’s supplies and forced its surrender. The received histories record the killing of large numbers of Zhao prisoners. [1][2][3][4]
- Disputed territory: Both states sought control of a strategic upland district.
- Battlefield turning point: Qin troops separated the Zhao army from its camp and food supply.
- Aftermath: Zhao lost an army but survived as a state. [1][2][5]
The year 260 BCE dates the decisive battle. A broader date range can include the struggle that preceded it. [2][3]
Changping is often reduced to a story about an inexperienced general. The change in command helps explain the sequence of decisions. To understand why the armies were there in the first place, begin with the routes into the uplands.
Why Shangdang Drew Qin and Zhao into War
Shangdang (上党, Shàngdǎng) was an upland district in what is now southeastern Shanxi. It belonged to the Warring States kingdom of Han (韩, Hán), a different polity from the later imperial dynasty of the same English spelling. Qin’s advances cut Han’s access to the district. The administrator Feng Ting (冯亭, Féng Tíng) offered it to Zhao, which accepted and took on the burden of defending it. [1][2][3]
This changed which state Qin had to face. The choice gave Zhao access to a district it could use as a buffer, but put its troops in the way of a Qin advance. The struggle makes sense in the wider Warring States period, when possession of routes and defensible territory shaped what a state could hold. [2][3]
How the Qin Army Trapped the Zhao Army
The Records of the Grand Historian (史记, Shǐjì) describes Zhao’s commander Lian Po (廉颇, Lián Pō) holding his defenses after setbacks. Zhao’s ruler replaced him with Zhao Kuo (赵括, Zhào Kuò). Qin then secretly put Bai Qi (白起, Bái Qǐ) in command. The text pairs the appointments with a shift from holding positions to taking the offensive. [1][3]
The biography of Bai Qi describes a feigned retreat, a Zhao pursuit and separate Qin forces moving around the advancing army. The Zhao troops lost access to their earlier positions and supply routes. The chronicle also has the Qin king mobilize additional manpower in Henei to obstruct relief and food from outside the ring. The text says the encircled troops went 46 days without food before the final attempt to break out. Zhao Kuo was killed, and his army surrendered. [1][2]
The sequence explains how the army was trapped. It leaves room for disagreement over why Zhao was vulnerable in the first place. A modern reassessment argues that Qin’s stronger long-term planning and diplomacy mattered more than the change of commander or a simple shortage of supplies. That interpretation addresses the larger balance between the two states, while the ancient account emphasizes the immediate maneuvers. [1][3]
Chapter 81 gives the Zhao commander’s appointment a different emphasis. It places warnings about his judgment before the campaign and describes changes he made to officers and orders after taking charge. That arrangement helps explain why later readers remember a story about a commander’s character. Chapter 73, centered on Bai Qi, gives more space to troop movements and the blocking of supply lines. Both chapters belong to the same work. Their different emphases are useful for reading the narrative, but do not provide two independent eyewitness accounts. [1][6]
What the Texts and Excavations Establish
The biography of Bai Qi gives 400,000 as the number who surrendered and reports roughly 450,000 killed or captured over the course of operations. These figures have different scopes. They come from the same transmitted account and cannot be used as independent confirmation of one another. Estimates depend partly on whom ancient sources included when counting an army. [1][3]
There is also material evidence at Gaoping. At Yonglu (永录, Yǒnglù), an excavation in 1995 documented human remains alongside objects that included a bronze dagger-axe, iron arrowheads and knife-shaped coins. The finds offer evidence of a burial deposit in the battlefield area. A deposit at one excavated location cannot establish the overall number killed, whether every person died after surrender or the exact manner of every death. [4]
Treat the burial language in the chronicle as a description transmitted by a later historian. If a translation says “buried alive,” compare it with what the underlying text actually records and what the archaeology can show. The accounts describe mass killing. The finds document human remains and weapons in the area, while leaving the overall scale and individual circumstances open. [1][3][4]
How Far Did Changping Change the Balance of Power?
Changping damaged Zhao’s ability to fight in the short term. The defeated kingdom retained its capital and court. Qin had to undertake further campaigns, and the continuing struggle around Zhao’s capital, Handan, showed how a battlefield surrender could leave the state itself in place. Qin laid siege to Handan after the battle, but the siege was broken in 257 BCE. Even a weakened Zhao could continue to fight while Qin faced other states in the region. [2][3][5]
Qin captured the Zhao king at Handan in 228 BCE. Further resistance by a Zhao remnant ended in 222 BCE. The founding of the Qin dynasty followed in 221 BCE. Those dates put the battle in perspective. It weakened an important rival and changed subsequent options, but Qin still needed years of campaigns and political decisions before it became an empire. [2][3][5]
FAQs About the Battle of Changping
Was the Battle of Changping in 260 BCE or 262–260 BCE?
Use 260 BCE for the decisive defeat. Some histories use 262–260 BCE for the broader campaign. The difference depends on whether the preceding contest over Shangdang is included. [2][3]
Where was the Battle of Changping fought?
It took place in the upland and valley terrain around ancient Changping, in the area of modern Gaoping in southeastern Shanxi. [2][4]
Were the Zhao soldiers buried alive?
The written tradition describes a mass killing after surrender. The excavations in the battlefield area do not establish that everyone in the account died by burial while alive. [1][3][4]
Sources
[1] Sima Qian. Records of the Grand Historian, Chapter 73: Bai Qi and Wang Jian
[2] Yuri Pines. Warring States Period: Historical Background
[3] Leijia Wu. A Study on the Battle of Changping
[4] Jincheng Municipal Government. Protection Plan for the Changping Battlefield Site in Gaoping, 2024–2040
[5] University of California, Berkeley, Institute of East Asian Studies. A Chronology of Qin’s Preunification Battles
[6] Sima Qian. Records of the Grand Historian, Chapter 81: Lian Po and Lin Xiangru