1834 in Portugal

Events in the year 1834 in Portugal.

Incumbents

 * Monarch: Michael I (until 26 May); Mary II
 * Prime Minister: Pedro de Sousa Holstein, 1st Duke of Palmela

Events

 * 16 May – Battle of Asseiceira
 * 26 May – Concession of Evoramonte, ending the civil war period; Miguel I of Portugal surrendered
 * 30 May - Extinction of religious orders by D. Pedro and his minister Joaquim António de Aguiar
 * 24 September – Pedro de Sousa Holstein, 1st Duke of Palmela becomes the first official prime minister of Portugal
 * The National Republican Guard established

Deaths

 * 24 September – King Dom Pedro IV, King of Portugal, Emperor of Brazil (born 1798).