Columbia subject headings:
Economic policy.
International law.
Neutrality.
Sea-power.
United States--Foreign relations.
World politics.
Harvard subject headings:
Economic policy.
International law.
Neutrality.
Sea-power.
United States--Foreign relations.
World politics.
Princeton subject headings:
Economic policy.
International law and relations.
Neutrality.
Sea-power.
United States--Foreign relations.
World politics.