1916 Silver 50 Centavos 30mm (12.50 grams) 0.835 Silver (0.3356 oz. 50 CENTAVOS, national coat-of-arms of Portugal. The destruction of Lisbon in a 1755 earthquake, the country's occupation during the Napoleonic Wars, the independence of Brazil (1822), and the Liberal Wars (1828-1834), all left Portugal crippled from war and diminished in its world power. ).
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