Columbia subject headings:
Navy-yards and naval stations--United States.
United States--Defenses.
United States--Foreign relations.
World politics.
Harvard subject headings:
Navy-yards and naval stations--United States.
United States--Defenses.
United States--Foreign relations.
World politics
Princeton subject headings:
Navy-yards and naval stations--United States.
United States--Defenses.
United States--Foreign relations.
World politics.