to the development into a conservative party, the liberal wing seceded as the ⇒ Radical Democratic Party. The original party disappeared in 1939 Liberal Left 1918: A faction of the ⇒ Fusionist Liberal Party seceded to form the Liberal Left (Izquierda Liberal) 1923: The party disappeared due to the Primo de Rivera coup From Republican Action to Republican Left 1926: Manuel Azaña established the Republican Action (Acción Republicana), as a cross-party thinktank which initially worked closely alongside the Radical Republican party. 1931: Republican Action was converted into a political party. 1934: The party merged with a politically-similar Galician regional party and the left-wing faction of the ⇒ Radical Socialist Republican Party into the Republican Left (Izquierda Republicana) 1939: The party is banned, though there were later attempts to revive the party after 1976 Radical Socialist Republican Party 1929: A left-wing faction of the ⇒ Radical Republican Party established the Radical Socialist Republican Party (Partido Republicano Radical Socialista) 1934: The party is dissolved, members joined the ⇒ Republican Left or the ⇒ Republican Union From Democratic Radical Party to Republican Union 1933: Due to the development of the ⇒ Radical Republican Party, the liberal wing seceded as the Democratic Radical Party (Partido Radical Demócrata) 1934: The party merged with a faction of the ⇒ Radical Socialist Republican Party into the Republican Union (Unión Republicana) 1939: The party is banned Democratic Convergence of Catalonia 1974: Democrats in Catalonia established the Democratic Convergence of Catalonia, a democratic nationalist party with liberal values, led by Jordi Pujol. Democratic and Social Centre 1982: Former prime minister Adolfo Suárez left the Union of the Democratic Centre and established the liberal Democratic and Social Centre (Centro Democrático y Social). The party lost parliamentary representation in 1993, but continued to exist until 2006. Citizens 2005: The leader of Citizens (Ciudadanos) was founded. Union, Progress and Democracy 2007: The leader of Union, Progress and Democracy (Unión, Progreso y Democracia) became the former member of the Spanish Socialist Workers' Party Rosa Díez. She created it with the philosophers Fernando Savater and Carlos Martínez Gorriarán. Liberal leaders Liberals before 1912: Emilio Castelar y Ripoll – José Canalejas y Mendez Izquierda Republicana: Manuel Azaña Centro Democratico y Social: Adolfo Suárez Liberal thinkers In the Contributions to liberal theory the following Spanish thinkers are included: José Ortega y Gasset (Spain, 1883-1955) Salvador de Madariaga (Spain, 1886-1978) See also Liberalism by country Libertarian Party