Columbia subject headings:
China--Foreign relations.
China--History--Boxer Rebellion, 1899-1901.
China--History--Ming dynasty, 1368-1644.
China--History--Qing dynasty, 1644-1912.
China--History--Republic, 1912-1949.
China--History.
Eastern question (Far East)
Harvard subject headings:
China--Foreign relations.
China--History.
Princeton subject headings: