Key Facts
- Conflict period
- Three Kingdoms period
- Duration
- December 228 to early 229
- Expedition number
- Second Northern Expedition by Zhuge Liang
- Result
- Shu Han retreat; Chencang not captured
Strategic Narrative Overview
Zhuge Liang led Shu Han forces to besiege the fortified position of Chencang, held by Wei defenders. Despite sustained offensive efforts, Shu forces were unable to breach the defenses or dislodge the Wei garrison. The siege stretched from December 228 into early 229, with Shu failing to achieve a decisive breakthrough at any point during the operation.
01 / The Origins
During the Three Kingdoms period, Shu Han and Cao Wei were locked in prolonged rivalry over control of China. Zhuge Liang, chancellor-regent of Shu Han, sought to weaken Wei through a series of northern campaigns. The second expedition was also intended as a strategic diversion: following the Battle of Shiting between Wei and Eastern Wu, Shu aimed to draw Wei military resources away from Jing Province and relieve pressure on its ally.
03 / The Outcome
With the siege yielding no results and logistical or strategic pressures mounting, Shu Han forces withdrew from Chencang. The retreat marked the conclusion of the second Northern Expedition without territorial gain for Shu. Wei retained control of Chencang, and Zhuge Liang's broader ambition of destabilizing the Wei frontier remained unfulfilled for this campaign.
Belligerents & Mobilization Analysis
Side A
1 belligerent
Zhuge Liang.
Side B
1 belligerent
Kinetic Engagement Axis
Scroll horizontally to view full axis. Events plotted relatively.