Columbia subject headings:
Imperialism--Moral and ethical aspects.
Imperialism--Social aspects.
National characteristics, British--History--19th century.
National characteristics, British--History--20th century.
Harvard subject headings:
Imperialism--Moral and ethical aspects.
Imperialism--Social aspects.
National characteristics, British--History--19th century.
National characteristics, British--History--20th century
Princeton subject headings:
Imperialism--Social aspects.
National characteristics, British--History--19th century.
National characteristics, British--History--20th century.