The Independent Social Democratic Action () was a political party in Portugal founded in 1979, having been officially established in June 1980. It was founded after several members of the Social Democratic Party (among them

António Sousa Franco Antonio is a masculine given name of Etruscan origin deriving from the root name Antonius. It is a common name among Romance language–speaking populations as well as the Balkans and Lusophone Africa. It has been among the top 400 most popular ...

Joaquim Magalhães Mota Joaquim Jorge de Magalhães Saraiva da Mota (November 17, 1935 in Santarém, São Salvador – September 26, 2007 in Lisbon) was a Portuguese lawyer and politician. Background He was a son of Elói do Nascimento Saraiva da Mota (July 2, 190 ...

Sérvulo Correia The Social Democratic Party ( , PSD) is a liberal-conservative political party in Portugal that is currently the country's ruling party. Commonly known by its colloquial initials PSD, on ballot papers its initials appear as its official form PP ...

Guilherme d'Oliveira Martins Guilherme Valdemar Pereira de Oliveira Martins (Lisbon, 23 September 1952) is a Portuguese lawyer and politician. His great-great-great uncle was Joaquim Pedro de Oliveira Martins. Biography Martins graduated with a law degree and master's d ...

and

António Marques Mendes António Joaquim Bastos Marques Mendes (30 March 1934 – 15 June 2015) was a Portuguese lawyer and politician. Background He was born in Porto, Paranhos, a son of Joaquim Marques Mendes (Fornos de Algodres, Figueiró da Granja, 3 March 1892 &n ...

). The party contested the 1980 legislative election with the

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 ...

, being a part of the Republican and Socialist Front, that also included the Left-wing Union for the Socialist Democracy. The party ended up being dissolved in 1985 and most of its members joined to the

References

Defunct socialist parties in Portugal Political parties established in 1979 Political parties disestablished in 1985 1979 establishments in Portugal {{portugal-party-stub