Columbia subject headings:
Colonies--History.
Developing countries--Commerce--Europe--History.
Developing countries--Economic conditions.
Europe--Commerce--Developing countries--History.
Europe--Territorial expansion.
Industries--Developing countries--History.
Harvard subject headings:
Colonies--History
Developing countries--Commerce--Europe--History.
Developing countries--Economic conditions.
Europe--Commerce--Developing countries--History.
Europe--Territorial expansion.
Industries--Developing countries--History.
Princeton subject headings:
Colonies--History--Sources.
Commerce--History--Sources.
Europe--Commerce--History--Sources.