The Liberal Left joins the Democratic Party (see below). 2011: The DLI joins The People of Freedom (see below). 2014: Splinters from the PLI and other former Liberals form The Liberals, a short-lived experience. 2018: The PLI forms an alliance with the Lega Nord, within the centre-right coalition. 2019: The PLI leaves the alliance with the Lega Nord and the DLI splits from PLI. 2020: The Liberals join forces with Action and More Europe. The historical Radical Party 1877: Progressive liberals form the Radical Party (PR) within The Extreme parliamentary group. 1904: The PR is officially founded, under the leadership of Ettore Sacchi. 1921: The PR merges with several minor liberal parties to form the Democratic Liberal Party (PLD). 1922: Some Radicals join forces with former PDC liberals within the PDSI. 1926: The PR/PLD is banned, but many members remain politically active through the resistance movement. 1943: Former PDSI members, along with former members of the Italian Reformist Socialist Party (PSRI), form the Labour Democratic Party (PDL). 1946: Former Radicals and the PDL join the UDN for the 1946 general election. 1948: The PDL merges into the Italian Democratic Socialist Party (PSDI). The Italian Republican Party 1895: The Italian Republican Party (PRI) is formed by followers of Giuseppe Mazzini. 1926: The PRI is banned, but continues its activities in exile. 1942: Republicans take part to the foundation of the Action Party (PdA). 1943: The PRI is re-organised in Italy. 1946: The PdA's liberal wing forms the Republican Democratic Concentration (CDR), which is merged into the PRI, another wing forms the Italian Republican Alliance (ARI) which vanishes soon after. 1947: The PdA is dissolved and officially joins the Italian Socialist Party (PSI). 1952: PRI splinters form Popular Unity (UP). 1964: PRI splinters form the Democratic Union for the New Republic (UDNR). 1994: The PRI aligns with the Segni Pact (see below), while a splinter group forms the Republican Left (SR). 1996: The PRI joins the Democratic Union (see below), but soon distances from it 1998: The SR is merged into the Democrats of the Left (see below). 2001: The PRI makes an alliance with Forza Italia (see below), provoking the split of the European Republicans Movement (MRE). 2004: A group of splinters form the Democratic Republicans (RD). 2011: The MRE and the RD re-join the PRI. 2018: The PRI forms a pact with the Liberal Popular Alliance. 2020: The PRI joins