Columbia subject headings:
Harvard subject headings:
Miguel I, King of Portugal, 1802-1866--Military leadership.
Military art and science--Portugal--History--19th century.
Pedro I, Emperor of Brazil, 1798-1834--Military leadership.
Portugal--History--Miguel I, 1828-1834
Portugal. Exército--History--19th century.
Santarém Region (Santarém, Portugal)--History, Military--19th century.
Santarém Region (Santarém, Portugal)--History--19th century.
Princeton subject headings:
Miguel I, King of Portugal, 1802-1866--Military leadership.
Military art and science--Portugal--Santarém (Santarém)--History--19th century.
Pedro I, Emperor of Brazil, 1798-1834--Military leadership.
Portugal--History--Miguel I, 1828-1834.
Portugal. Exército--History--19th century.
Santarém (Santarém, Portugal)--History, Military--19th century.