Columbia subject headings:
Harvard subject headings:
Africa--Military relations--Europe.
Africa--Military relations--North America.
Africa--Strategic aspects.
Europe--Military relations--Africa.
North America--Military relations--Africa.
North Atlantic Treaty Organization
Warsaw Treaty Organization.
Princeton subject headings:
Africa--Military relations--Europe.
Africa--Military relations--North America.
Africa--Strategic aspects.
Europe--Military relations--Africa.
North America--Military relations--Africa.
North Atlantic Treaty Organization.
Warsaw Treaty Organization.