Jeong Do-jeon, also known by the pen name Sambong, was the most powerful medieval Korean aristocrat and politician in the early Joseon dynasty. He was the closest supporter and advisor to King Taejo who founded the Joseon dynasty. He was the most powerful and influential man who shaped 500-year-long Joseon dynasty by laying down its ideological, institutional basis, and legal foundation. It is even said by some historians that Jeong Dojeon founded Joseon through Teajo, rather than the other way around. He is well known by Minbon thought that people are the foundation of nation. Nowadays he is getting more attention by appearing in many Korean historical drama.
