Columbia subject headings:
Korea--Politics and government--1637-1864.
Political science--Korea--Philosophy--History--17th century.
Harvard subject headings:
Korea--Politics and government--1637-1864
Political science--Korea--Philosophy--History--17th century.
Princeton subject headings:
Korea--History--Chosŏn dynasty, 1392-1910.
Korea--Politics and government--1392-1910.
Political parties--Korea--History.
Political purges--Korea--History.