The Baekjeong (Korean: 백정) were an untouchable class in Korea, originating from some minority, nomadic groups of disputed ethnicity. In the early part of the Goryeo period (918–1392), these minorities were largely settled in fixed communities. However, the Mongol invasion left Korea in disarray and anomie, and these groups became nomadic. Other subgroups of the baekjeong were the ‘’ and the ‘hwachae’. The baekjeong occupied specific professions like butchery, tanning, basket weaving and performing executions. During the Goryeo period, "baekjeong" was used as a neutral term to refer to the common people. From the time of the Joseon dynasty, it became an insulting title used to refer to the lowest class of society. In addition, since the Joseon dynasty, the "baekjeong" has been also used to