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
Balearic Sea Balearic Sea The Balearic Sea (endotoponym: "Mar Balear" in Catalan and Spanish) is a body of water in the Mediterranean Sea near the Balearic Islands. It is not to be confused with the Alboran sea or the Iberian shelf waters. The Ebro River flows into this small sea. Baleraic islands are divided into 2 groups : Gimnesias in the North, and Pitiusas in the South-West. The International Hydrographic Organization defines the limits of the Balearic Sea as follows: Between the Islas Baleares and the coast of Spain, bounded: "On the Southwest." A line from Cape San Antonio, Spain () to