Workers Party of Socialist Unity ( Portuguese: Partido Operário de Unidade Socialista, , POUS) is a small

Trotskyist Trotskyism is the political ideology and branch of Marxism developed by Ukrainian-Russian revolutionary Leon Trotsky and some other members of the Left Opposition and Fourth International. Trotsky self-identified as an orthodox Marxist, a rev ...

former political party in

Portugal Portugal, officially the Portuguese Republic ( pt, República Portuguesa, links=yes ), is a country whose mainland is located on the Iberian Peninsula of Southwestern Europe, and whose territory also includes the Atlantic archipelagos of ...

, founded by

Aires Rodrigues Aerovías de Integración Regional S.A. (Acronym: ''AIRES'', lit. ''airs''), d/b/a LATAM Airlines Colombia (formerly known as LAN Colombia) is a Colombian airline. It is the second-largest air carrier in Colombia after Avianca. It operates sche ...

and

Carmelinda Pereira Carmelinda Pereira (born 1948) is a retired teacher and politician from Portugal who represented the Portuguese Socialist Party (PS) in the Portuguese Assembly of the Republic before later becoming the founder of a small Trotskyist party . Earl ...

in 1979 after a split from the Portuguese

Socialist Party Socialist Party is the name of many different political parties around the world. All of these parties claim to uphold some form of socialism, though they may have very different interpretations of what "socialism" means. Statistically, most of th ...

. It is a member of the Fourth International led by

Pierre Lambert : Pierre Lambert (real name Pierre Boussel; June 9, 1920 – January 16, 2008) was a French Trotskyist leader, who for many years acted as the central leader of the French Courant Communiste Internationaliste (CCI) which founded the Parti d ...

. It disbanded itself as a registered political party on November 14, 2020. It will continue to exist as a political association.

References

1976 establishments in Portugal Communist parties in Portugal Far-left political parties Fourth International (ICR) Organisations based in Lisbon Political parties established in 1976 Political parties in Portugal Trotskyist organisations in Portugal {{Portugal-party-stub