Columbia subject headings:
Harvard subject headings:
Economic development--United States--History.
Exceptionalism--United States.
National characteristics, American
United States--Civilization.
United States--History, Military.
United States--History--Revolution, 1775-1783.
United States--Religion.
United States--Territorial expansion.
Princeton subject headings:
Economic development--United States--History--Sources.
Exceptionalism--United States.
National characteristics, American.
United States--History, Military--Sources.
United States--Religion.