Incorporación de Táliga a España Historical milestone · Táliga, Llanos de Olivenza, Badajoz Táliga was part of Portugal for more than five centuries, until its incorporation into Spain in 1801 through the Treaty of Badajoz. Portugal did not formally recognise this sovereignty at the Congress of Vienna in 1815, though the matter has remained a diplomatic dispute with no practical consequence. 1801 Photo: Tagido (Public domain) What to see and do in Táliga