TIL that Wu Zetian, the only female emperor in Chinese history, served as a concubine to Emperor Taizong before later becoming the Empress of his son, Emperor Gaozong.
TIL that Wu Zetian, the only female emperor in Chinese history, served as a concubine to Emperor Taizong before later becoming the Empress of his son, Emperor Gaozong.
en.wikipedia.org
Wu Zetian - Wikipedia
