Keywords: Manuel Francisco de Barros e Sousa Carvalhosa viscount of Santarem.jpg Manuel Francisco de Barros e Sousa Carvalhosa 1791-1855 the 2 nd viscount of Santarém a Portuguese historian and politician of the early 19th century Lithography from 1846 1821/1846 Bouchardy Paris 1821 with lithography from J Vilas Boas Lisbon 1846 PD-old 1791 births 1855 deaths Diplomats of Portugal Historians from Portugal Portuguese viscounts People of Lisbon People of Santarém Portugal Prime ministers of the Portuguese Constitutional Monarchy |