Empress Liu (Zhenzong)

The Zhangxian Mingsu Empress , ne Liu , was an empress of the Song dynasty, married to the Emperor Zhenzong. She served as de facto regent of China during the illness of Emperor Zhenzong from 1020 until 1022, and as formal regent during the minority of Emperor Renzong from 1022 until her own death in 1033.

NA

Source: Wikipedia