《旧唐书·本纪·卷十九》
九月，泽潞节度使高浔的偏将刘广擅自回军占据潞州。
九月，泽潞高浔牙将刘广擅还据潞州。
In September, Liu Guang, the deputy general of Gao Xun, the Jiedushi envoy of Zelu, returned to occupy Luzhou without authorization.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 九月，泽潞高浔牙将刘广擅还据潞州。 [/INST] In September, Liu Guang, the deputy general of Gao Xun, the Jiedushi envoy of Zelu, returned to occupy Luzhou without authorization.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 九月，泽潞高浔牙将刘广擅还据潞州。
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In September, Liu Guang, the deputy general of Gao Xun, the Jiedushi envoy of Zelu, returned to occupy Luzhou without authorization.
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