Columbia subject headings:
United States--History--Colonial period, ca. 1600-1775.
Harvard subject headings:
Intergovernmental cooperation--United States.
United States--History--Colonial period, ca. 1600-1775--Relations.
United States--History--Colonial period, ca. 1600-1775.
Princeton subject headings:
United States--History--Colonial period, ca. 1600-1775.