Politics in Portugal operates as a unitary multi-party semi-presidential representative democratic republic, whereby the Prime Minister of Portugal is the head of government, and the President of Portugal is the non-executive head of state with several significant political powers they exercise often. Executive power is exercised by the Government, whose leader is the Prime Minister. Legislative power is primarily vested in the Assembly of the Republic (the Portuguese parliament), although the government is also able to legislate on certain matters. The Judiciary of Portugal is independent of the executive and the legislature. The President exerts a sort of "moderating power", not easily classified into any of the traditional three branches of government. Since 1975, the party system has been dominated by the social democratic Socialist Party and the liberal-conservative Social Democratic Party. Political background The national and regional governments are dominated by two political parties, Socialist Party (PS), a social democratic party that resembles British Labour or the German SPD, and the Social Democratic Party (PSD), a liberal-conservative party and member of
La política en Portugal opera como una república democrática representativa semi-presidencial multipartidaria unitaria, en la que el Primer Ministro de Portugal es el jefe del gobierno, y el Presidente de Portugal es el jefe de Estado no ejecutivo con varios poderes políticos significativos que ejercen a menudo. El poder ejecutivo es ejercido por el Gobierno, cuyo líder es el Primer Ministro. El poder legislativo está ejercido principalmente en la Asamblea de la República (el Parlamento portugués), aunque el gobierno también es capaz de legislar en ciertas cuestiones. El Poder Judicial de Portugal es independiente del ejecutivo y el poder legislativo. El Presidente ejerce una especie de "poder moderado", no clasificado fácilmente en ninguna de las tres ramas tradicionales del gobierno. Desde 1975, el sistema de partido ha sido dominado por el Partido Socialdemócrata Socialista y el Partido Socialdemócrata liberal-conservador.