American Tree Sparrow

Events in the year 1857 in Portugal.

• Monarch: Peter V
• Prime Minister: Nuno José Severo de Mendoça Rolim de Moura Barreto, 1st Duke of Loulé

• 6 March – Manuel Maria Coelho, military officer and politician (died 1943)
• 5 May – António Teixeira de Sousa, medical doctor and politician (d. 1917).^[1]