《资治通鉴·周纪·周纪一》
韩懿侯不高兴，率领他的军队乘夜离去。
懿侯不悦，以其兵夜去。
King Yi of Han was unhappy, so he led his army away under the cover of night.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 懿侯不悦，以其兵夜去。 [/INST] King Yi of Han was unhappy, so he led his army away under the cover of night.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 懿侯不悦，以其兵夜去。
user
King Yi of Han was unhappy, so he led his army away under the cover of night.
assistant