《魏书·帝纪·卷六》
这个月，悉万丹等十多个国家各派使者前来朝拜纳贡。
是月，悉万丹等十余国各遣使朝贡。
In this month, more than ten countries including Xidandan sent envoys to pay tribute.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 是月，悉万丹等十余国各遣使朝贡。 [/INST] In this month, more than ten countries including Xidandan sent envoys to pay tribute.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 是月，悉万丹等十余国各遣使朝贡。
user
In this month, more than ten countries including Xidandan sent envoys to pay tribute.
assistant