Emperor Zhongzong of Tang, personal name Li Xian, and at other times Li Zhe or Wu Xian, was the fourth and seventh emperor of the Tang dynasty of China, ruling briefly in 684 and again from 705 to 710. During the first period, he did not have actual power, which was in the hands of his mother Empress Wu Zetian, and he was overthrown on her orders after opposing his mother. During his second reign, most of the power was in the hands of his consort Empress Wei.