《元史·本纪·卷一》
太祖四年春，畏吾儿国前来归附，太祖进入河西。
四年己巳春，畏吾儿国来归。
In the spring of the fourth year of Taizu's reign, the Uyghur Kingdom came to submit itself, and Taizu entered Hexi.
<s>[INST] First, translate the Classical Chinese text into modern Chinese and then into English. Classical Chinese: 四年己巳春，畏吾儿国来归。 [/INST] 太祖四年春，畏吾儿国前来归附，太祖进入河西。 Then, In the spring of the fourth year of Taizu's reign, the Uyghur Kingdom came to submit itself, and Taizu entered Hexi.</s>
First, translate the Classical Chinese text into modern Chinese and then into English. Classical Chinese: 四年己巳春，畏吾儿国来归。
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太祖四年春，畏吾儿国前来归附，太祖进入河西。 Then, In the spring of the fourth year of Taizu's reign, the Uyghur Kingdom came to submit itself, and Taizu entered Hexi.
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