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BATTLE // January 1, 1215

Siege of Zhongdu

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Overview

The Sieges of Zhongdu took place in 1214 and 1215 during the Mongol conquest of the Jin dynasty. Zhongdu, the capital of the Jin dynasty and located in present-day Beijing, was progressively isolated by the forces of the Mongol Empire under Genghis Khan. After earlier Mongol incursions and the relocation of the Jin court to Kaifeng, the city endured prolonged blockade and famine before surrendering in June 1215. The Fall of Zhongdu marked a decisive blow to Jin authority in northern China and accelerated the dynasty’s decline.

Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.

Significance

The fall of Zhongdu in 1215 marked a decisive blow to Jin authority in northern China during the Mongol conquest of the Jin dynasty. The city, capital of the Jin dynasty and located in present-day Beijing, was progressively isolated by Mongol forces under Genghis Khan following earlier incursions into Jin territory. The relocation of the Jin court to Kaifeng before the city's fall was itself a significant concession, removing the imperial administration from the traditional seat of Jin power. Zhongdu endured a prolonged blockade and famine before surrendering, and its fall accelerated the dynasty's decline. The loss of the capital underscored the Jin dynasty's inability to defend its core territories against sustained Mongol pressure and signaled the broader erosion of Jin control over northern China that would define the remaining decades of the conquest.

Commanders (2)

Jin dynasty

Mongol Empire

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Last verified July 2026
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