明熹宗
The Tianqi Emperor (23 December 1605 – 30 September 1627), personal name Zhu Youjiao, was the 16th Emperor of the Ming dynasty, reigned from 1620 to 1627. He was the eldest son of the Taichang Emperor and a elder brother of the Chongzhen Emperor, who succeeded him. "Tianqi", the era name of his reign, means "heavenly opening".