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 Zhou
The Later Zhou (; ) was the last in a succession of five dynasties that controlled most of northern China during the Five Dynasties and Ten Kingdoms period, which lasted from 907 to 960 and bridged the gap between the Tang Dynasty and the Song Dynasty.