Legislation to change Korean society along Confucian lines began at the founding of the Chosŏn dynasty in 1392 and had apparently achieved its purpose by the mid seventeenth century. Until this important new study, however, the nature of Koryŏ society, the stresses induced by the new legislation, and society's resistance to the Neo-Confucian changes imposed by the Chosŏn elite have remained largely unexplored. To explain which...