Empress Gongsheng

Empress Yang, formally titled Empress Gongsheng, was a Chinese empress consort of the Song dynasty, married to Emperor Ningzong of Song. She served as the co-regent of Emperor Lizong and ultimately like a de facto empress regnant though not actually one from 1224 until her death in 1233 at the age of 71, having been the de facto ruler of the Southern Song Dynasty for 30 whole years. Empress Yang, also known by the name Yang Meizi, is considered "one of the most powerful empresses of the Song dynasty and is allegedly considered the Southern Song Dynasty's most powerful Empress at the time"