Wu Zetian was the first and only Empress of China. Skillfully, she worked her way up, entering the imperial court of Emperor Tang Taizong as a concubine. After his death she would marry his son, Emperor Kaozong. Later she would ruthlessly dethrone two of her own sons and take power herself, effectively introducing an interregnum to the Tang dynasty. During her very own Zhou dynasty she was known as a kind and fair ruler and made Buddhism state religion. Learn all about the Biography of one of the most popular and at the same time merciless women in Chinese history in today's episode of IT'S HISTORY.
