The Tumu Crisis (Mongolian: Тумугийн тулалдаан) (simplified Chinese: 土木之变; traditional Chinese: 土木之變; pinyin: Tŭmù zhī Bìan); also called the Crisis of Tumu Fortress (simplified Chinese: 土木堡之变; traditional Chinese: 土木堡之變; pinyin: Tǔmùbǎo zhī Biàn) or Battle of Tumu (Chinese: 土木之役; pinyin: Tǔmù zhī Yì), was a frontier conflict between the Oirat Mongols and the Chinese Ming Dynasty which led to the capture of the Zhengtong Emperor on September 1, 1...
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The Tumu Crisis (Mongolian: Тумугийн тулалдаан) (simplified Chinese: 土木之变; traditional Chinese: 土木之變; pinyin: Tŭmù zhī Bìan); also called the Crisis of Tumu Fortress (simplified Chinese: 土木堡之变; traditional Chinese: 土木堡之變; pinyin: Tǔmùbǎo zhī Biàn) or Battle of Tumu (Chinese: 土木之役; pinyin: Tǔmù zhī Yì), was a frontier conflict between the Oirat Mongols and the Chinese Ming Dynasty which led to the capture of the Zhengtong Emperor on September 1, 1449 and the loss of an army of 500,000 men to a much smaller force. This outcome was largely due to the Chinese army's remarkably bad deployment. The Ming expedition is regarded as the greatest military debacle of the dynasty.
In July 1449 Esen Tayisi (Chinese: 也先台吉) of the Oirat Mongols launched a large-scale three-pronged invasion of China with his puppet khagan Toqtaq-Buqa. He personally advanced on Datong (in northern Shanxi province) in August. The eunuch official Wang Zhen, who dominated the Ming court, encouraged the 22-year-old...
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