Columbia subject headings:
United States--History--Revolution, 1775-1783--Causes.
United States--Politics and government--To 1775.
Harvard subject headings:
United States--History--Revolution, 1775-1783--Causes.
United States--Politics and government--To 1775.
Princeton subject headings:
United States--History--Revolution, 1775-1783--Causes.
United States--Politics and government--To 1775.