The Chongzhen Emperor (February 6, 1611 - April 25, 1644) was the 16th and last emperor of Ming dynasty in China between 1627 and 1644. Born Zhu Youjian, he was emperor Taichang's son. Wikipedia
The definitive Wikipedia entry for Chongzhen Emperor. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Chongzhen_Emperor
