New Confucian official who drafted the Gwajeon land reform and helped found Joseon
He submitted memorials attacking the great estates of the powerful families and led the land reform that produced the Gwajeon Law of 1391. He helped Yi Seong-gye found Joseon as a founding merit subject and led the compilation of the Gyeongje yukjeon, Joseon's first law code.
Yi Seong-gye and the new scholar-officials abolished the magnates’ estates and enacted the Gwajeon Law, granting officials rent rights to land in Gyeonggi only.
Founder and first king of Joseon, formerly a general who fought Japanese pirates and the Red Turbans
Neo-Confucian architect of the new dynasty who named the palace and capital gates; killed in the First Strife of Princes
Last king of Goryeo, placed on the throne by Yi Seong-gye’s faction; the Gwajeon Law was enacted in his reign
From nogeup to the end of office land — how the rights granted to officials shrank, and gave way to modern land ownership
From land tax, tribute and labour to cash taxes in the Gabo Reform — burdens shifting from people and households to land