Columbia subject headings:
Harvard subject headings:
Great Britain--History--Invasions
Napoleon I, Emperor of the French, 1769-1821
Napoleon I, Emperor of the French, 1769-1821--Relations with British.
Napoleonic Wars, 1800-1815--Proposed invasion of England, 1793-1805
Princeton subject headings:
Great Britain--History--Invasions.
Napoleon I, Emperor of the French, 1769-1821.