Partido Socialista is Spanish and Portuguese for "Socialist Party". Used as a proper noun without any other adjectives, it may refer to:
P.S. commonly refers to:
PSP may refer to:
PSA, PsA, Psa, or psa may refer to:
The Socialist Party is a social-democratic political party in Portugal. It was founded on 19 April 1973 in the German city of Bad Münstereifel by militants who were at the time with the Portuguese Socialist Action. The PS is a member of the Socialist International, Progressive Alliance and Party of European Socialists, and has nine members in the European Parliament within the Progressive Alliance of Socialists and Democrats group during the 9th European Parliament. It is the governing party of Portugal since the 2022 legislative election.
Since the beginning of liberalism in Portugal in the 19th century, several parties have, by gaining representation in parliament, continued the liberal ideology in contemporary Portuguese politics. But after the initial fervor of the Liberal Revolution of 1820 and the outcome of the Liberal Wars (1828–1834) during the 19th century, liberalism was relegated to a secondary role in Portuguese politics and government and even outlawed for periods of time. The first fully-fledged liberal party founded as such to have a seat in the Portuguese Parliament since the end of the First Portuguese Republic (1910–1926), was the Liberal Initiative, in 2019.
The United Socialist Workers' Party is a Trotskyist party in Brazil. It is the largest section of the International Workers' League (LIT), an international body of groups in the Morenoist tradition.
The Socialist Party is a centre-left political party in Argentina. Founded in 1896, it is one of the oldest still-active parties in Argentina, alongside the Radical Civic Union.
The Ecuadorian Socialist Party is a leftist political party in Ecuador. It was born in 1926, and it was refounded in 1995 after the fusion between the Ecuadorian Socialist Party and the Leftist Broad Front, which was the electoral wing of the Communist Party of Ecuador. Currently, it is the oldest continuously existent party in Ecuador.
The Workers Revolutionary Party was a left-wing political party in Portugal. It was founded on January 31, 1975.
The Unified Socialist Party of Mexico was a socialist political party in Mexico. It later became the Socialist Mexican Party in 1988.
The Socialist Party, also known as Socialista Obrero, was a pro-statehood political party in Puerto Rico, that also contemplated independence in the case that entry into the American Union was denied by Congress. The party was concerned with improving the social welfare of Puerto Ricans.
PSR may refer to:
The Green Socialist Party is a minor political party of the Dominican Republic. In the 16 May 2006 election, the party was a member of the defeated Grand National Alliance.
Socialist Republican Party of Ceará was a far-left socialist political party in the Ceará, Brazil. The party was founded on 2 January 1934. It was led by Moacin Caminha.
The 2009 European Parliament election in Portugal was the election of the delegation from Portugal to the European Parliament held on 7 June 2009.
Partido Socialista Obrero may refer to:
The history of the socialist movement in Brazil is generally thought to trace back to the first half of the 19th century. There are documents evidencing the diffusion of socialist ideas since then, but these were individual initiatives with no ability to form groups with actual political activism.
Partido Socialista Independiente may refer to: