Socialist Party of the Islands of the Valencian Country (PSPV), part of the Socialist Coordination of the Catalan Countries. Ahead of the 1977 general election, PSI created an alliance together with MSM and MSEF, joining the People's Socialist Party (PSP) in the Socialist Unity (US) coalition. US did not gain any seat in the Congress nor in the Senate in the Balearic Islands constituency. After the election, PSI refused to merge with the Balearic federation of the Spanish Socialist Workers' Party, and instead founded the Socialist Party of Majorca (PSM). Socialist Party of the Islands Socialist Party of the Islands (Catalan: "Partit Socialista de les
Parliament of the Balearic Islands as pre-autonomic representation from 30 July 1977. It was composed by the eleven elected deputies and senators in the 1977 general election. Additionally, on 13 June 1978, the pre-autonomic regime decree installed the new Inter-island General Council, and two more representatives from Menorca and two more from the Pityusic Islands were elected. The President was Jeroni Albertí, member of the Union of the Democratic Centre (UCD). When the Inter-island General Council was constituted on 24 July 1978, the Parliamentary Assembly of the Balearic Islands was dissolved. The composition of the Assembly from 30 July 1977 to 13 June 1978 was