Emperor Ai of Tang
Li Zuo was born in 892, at the main palace at the Tang imperial capital Chang'an. His father Emperor Zhaozong was already emperor at that point, and he was Emperor Zhaozong's ninth son. His mother was Consort He, who had previously given birth to an older brother of his, Li Yu, Prince of De, who was Emperor Zhaozong's oldest son.
Later Tang
Tang, known in history as Later Tang, was a short-lived imperial dynasty that lasted from 923 to 937 during the Five Dynasties and Ten Kingdoms period in the history of China.