Columbia subject headings:
Harvard subject headings:
Korea--Annexation to Japan.
Korea--History--Japanese occupation, 1910-1945.
Korea--Politics and government--1910-1945.
Police administration--Korea.
Police--Korea--History--20th century.
Princeton subject headings:
Korea--History--Japanese occupation, 1910-1945.
Korea--Politics and government--1910-1945.
Korea--Social conditions--1910-1945.