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"Li Ying wanted to ambush them [Mongols] on the way [back from China] with his forces (which had grown to several tens of thousands)."

"When the Mongol army besieged Zhongdu (Beijing) in 1213, Li Ying, Li Xiong and a few other Jin generals assembled a militia of more than 10,000 men who inflicted several defeats on the Mongols."

What would happen to the Mongols? If they aren't that affected, what would happen to the Jin? The Song?
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