Columbia subject headings:
Korea--Foreign relations--1864-1910.
Korea--Foreign relations--China.
Korea--Foreign relations--Japan.
Korea--Foreign relations--United States.
Korea--History--1864-1910.
Nationalism--Korea--History.
Harvard subject headings:
Korea--Foreign relations--1864-1910.
Korea--Foreign relations--Treaties.
Shufeldt, Robert Wilson, 1822-1895.
Princeton subject headings:
Korea--Foreign relations--1864-1910.
Korea--Foreign relations--Treaties.
Shufeldt, Robert Wilson, 1822-1895.