Columbia subject headings:
Harvard subject headings:
Authors, French--19th century--Political activity.
Authors, French--19th century--Political and social views.
Authors, French--20th century--Political activity.
Authors, French--20th century--Political and social views.
Intellectuals--France--Political activity.
Politics and literature--France--History--19th century.
Social advocacy--France--History.
Princeton subject headings:
Authors, French--France--19th century--Political activity.
Authors, French--France--20th century--Political activity.
French literature--19th century--History and criticism.
French literature--20th century--History and criticism.
Intellectuals--Political activity--France.
Politics and literature--France--History.