Columbia subject headings:
Europe--Intellectual life.
Europe--Politics and government--20th century.
Historiography--United States.
Political science--United States--History.
Progress.
United States--Historiography.
United States--Politics and government.
Harvard subject headings:
Europe--Intellectual life.
Historiography--United States
Progress.
United States--Historiography.
Princeton subject headings:
Europe--Intellectual life.
Europe--Politics and government--20th century.
Historiography--United States.
Political science--United States--History.
Progress.
United States--Historiography.
United States--Politics and government.