Emperor Wenzong of Tang (809–840), personal name Li Ang, né Li Han (李涵), was an emperor of the Tang dynasty of China. He reigned from 827 to 840. Emperor Wenzong was the second son of Emperor Muzong and younger brother of Emperor Jingzong. A rare occurrence in Chinese history, Emperor Wenzong, along with his elder brother Emperor Jingzong and younger brother Emperor Wuzong, reigned in succession.
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