Tomb of Tailing, tomb of Emperor Hongzhi of China

The Hongzhi Emperor (30 July 1470 – 8 June 1505) was emperor of the Ming dynasty in China between 1487 and 1505.

He was the son of the Chenghua Emperor and his reign as emperor of China is called the Hongzhi Silver Age. His era name means "Great government". He was a wise and peace-loving ruler. Hongzhi also had only one empress and no concubines, and holds the distinction of being the sole perpetually-monogamous emperor in Chinese history. He is an emperor during the middle Ming times.

http://en.wikipedia.org/wiki/Hongzhi_Emperor