Columbia subject headings:
Japan--Foreign relations--Korea.
Korea--Foreign relations--1864-1910.
Korea--Foreign relations--Japan.
Korea--Foreign relations--United States.
United States--Foreign relations--Korea.
Harvard subject headings:
Japan--Foreign relations--Korea.
Korea--Foreign relations--1864-1910.
Korea--Foreign relations--Japan.
Korea--Foreign relations--United States.
United States--Foreign relations--Korea.
Princeton subject headings: