Columbia subject headings:
America--Discovery and exploration--Pre-Columbian.
United States--Politics and government--1775-1783.
Harvard subject headings:
America--Discovery and exploration--Pre-Columbian.
United States--History--Revolution, 1775-1783--Causes.
United States--Politics and government--1775-1783.
Princeton subject headings:
America--Discovery and exploration--Pre-Columbian.
United States--Politics and government--1775-1783.