Columbia subject headings:
Congo (Democratic Republic)--Boundaries.
Congo (Democratic Republic)--History.
Geopolitics--Congo (Democratic Republic)
Harvard subject headings:
Congo (Democratic Republic)--Boundaries.
Congo (Democratic Republic)--Economic conditions--Strategic aspects.
Congo (Democratic Republic)--History
Geopolitics--Congo (Democratic Republic)
Princeton subject headings:
Congo (Democratic Republic)--Boundaries.
Congo (Democratic Republic)--History.
Geopolitics--Congo (Democratic Republic).