Tumu Crisis
1449 · Tumu Fortress, Huailai, Hebei · China · Early modern
Urged on by the eunuch Wang Zhen, Emperor Yingzong of Ming hastily led a campaign in person; the march was repeatedly mismanaged, and the great army was cut off from water and besieged at Tumu Fortress, where Oirat cavalry attacked from all sides; the Ming army collapsed along the whole line, and Emperor Yingzong was captured.
Belligerents
Oirats
- Commanders
- Esen
- Strength
- Oirat cavalry, mobile and agile
Ming
- Commanders
- Emperor Yingzong of Ming, Wang Zhen
- Strength
- The Ming army, reportedly 500,000 strong, on a hasty imperial campaign with chaotic command
Background
As Esen of the Oirats grew stronger and provoked raids on the frontier, Emperor Yingzong of Ming, too readily trusting Wang Zhen's advice, hastily led an army on a personal campaign.
Course of the battle
- Hasty personal campaign by the emperorThe Ming army hastily marched beyond the frontier, with chaotic management of supplies.
- Cut off from water and besiegedThe Ming army camped at Tumu Fortress, and its water supply was cut off by the Oirats.
- Total routThe Oirat cavalry charged from all sides, the Ming army disintegrated, and Emperor Yingzong was captured.
Outcome at a glance
| Date | 1449 |
|---|---|
| Place | Tumu Fortress, Huailai, Hebei |
| Result | Urged on by the eunuch Wang Zhen, Emperor Yingzong of Ming hastily led a campaign in person; the march was repeatedly mismanaged, and the great army was cut off from water and besieged at Tumu Fortress, where Oirat cavalry attacked from all sides; the Ming army collapsed along the whole line, and Emperor Yingzong was captured. |
| Winner | Oirats |
| Casualties | Many of the generals accompanying the Ming army were killed in battle, and Emperor Yingzong himself was captured and taken north. |
| Territorial change | The gateway to the Ming capital lay wide open, the whole country was shaken, and the court urgently organized the capital's defenses. |
Impact
The worst military defeat since the founding of the Ming dynasty, it directly led to the Defense of Beijing that followed.
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