Columbia subject headings:
Military bases, American--Philippines.
Philippines--Defenses.
Philippines--Military relations--United States.
United States--Military relations--Philippines.
Harvard subject headings:
Military bases, American--Philippines.
Philippines--Military relations--United States.
United States--Military relations--Philippines.
Princeton subject headings:
Military bases, American--Philippines.
Philippines--Military relations--United States.
United States--Military relations--Philippines.