Columbia subject headings:
Harvard subject headings:
Belgium--Foreign relations--Congo (Democratic Republic)
Congo (Democratic Republic)--Foreign relations--Belgium.
Congo (Democratic Republic)--Politics and government--1960-1997
Katanga (Congo)--Politics and government--20th century.
Lumumba, Patrice, 1925-1961--Assassination.
United Nations--Congo (Democratic Republic)
Princeton subject headings:
Belgium--Foreign relations--Congo (Democratic Republic).
Congo (Democratic Republic)--Foreign relations--Belgium.
Congo (Democratic Republic)--Politics and government--1960-1997.
Katanga (Congo)--20th century--History.
Katanga (Congo)--Politics and government--20th century.
Lumumba, Patrice, 1925-1961--Assassination.
Lumumba, Patrice, 1925-1961.
United Nations--Congo (Democratic Republic).