《明史·本纪·卷十》
这一年，琉球中山、爪哇、安南、乌斯藏、占城、瓦剌入朝进贡。
是年，琉球中山、爪哇、安南、乌斯藏、占城、瓦剌入贡。
In this year, the envoys of the Ryukyu Zhongshan, Java, Annan, Tibet, Champa, and Wara visited the court to pay tribute.
<s>[INST] Kindly elucidate the central themes in this passage in English: 是年，琉球中山、爪哇、安南、乌斯藏、占城、瓦剌入贡。 [/INST] In this year, the envoys of the Ryukyu Zhongshan, Java, Annan, Tibet, Champa, and Wara visited the court to pay tribute.</s>
Kindly elucidate the central themes in this passage in English: 是年，琉球中山、爪哇、安南、乌斯藏、占城、瓦剌入贡。
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In this year, the envoys of the Ryukyu Zhongshan, Java, Annan, Tibet, Champa, and Wara visited the court to pay tribute.
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