Columbia subject headings:
Constitutional law--United States.
Executive power--United States.
Treaty-making power.
United States--Foreign relations--Treaties.
United States--Foreign relations.
United States--Presidents--Powers.
Harvard subject headings:
Executive power--United States
United States--Foreign relations--Executive agreements.
United States--Foreign relations.
Princeton subject headings:
Presidents--United States--Powers and duties.
Treaties.
United States--Foreign relations--Treaties.
United States--Foreign relations.