the Moderate Party. The Left starts to be known as Historical Left, while its members are frequently referred to as Democrats. 1913: Giovanni Giolitti's "Liberal Left", heir of the Historical Left, is organised as Liberal Union, while its left wing forms the Constitutional Democratic Party (PDC) and Democratic Party (PD). 1919: The PDC, the PD and other liberals, in opposition to Giolitti, form an electoral list named Italian Social Democratic Party (PDSI) for the 1919 general election. 1921: Giolitti's Liberals incorporate the National Fasci of Combat in its National Blocs for the 1921 general election. 1922: Giolitti's Liberals, conservative liberals and remnants of the Historical Right (by then called Liberal Conservatives) form the Italian Liberal Party (PLI). 1924: Giolitti's Liberals are integrated in the Fascist-dominated National List in the 1924 general election, while anti-fascist liberals form the National Union (UN). 1926: Both the PLI and the UN are banned by the Fascist government. 1943: Former members of the old PLI re-organise the Italian Liberal Party (PLI). 1946: The PLI is part of an electoral list named National Democratic Union (UDN) in the 1946 general election. A faction opposed to this form the Progressive Liberal Movement (MLP) which merge into PRI soon after. 1948: The PLI join forces with the Common Man's Front in the National Bloc (BN) in the 1948 general election. 1953: A group of PLI splinters form the National Democratic Alliance (ADN). 1955: The PLI's left-wing forms the Radical Party (see below). 1993: A fraction of the PLI's right-wing forms the Union of the Centre (UdC), while splinters form the Liberal Democratic Union (ULD) and the Liberal Left. 1994: The PLI is disbanded. Other than aforementioned spin-offs, the Federation of Liberals (FdL) and the Italian Liberal Right (DLI), which is integrated into National Alliance (see below), are formed. Several Liberals join either Forza Italia (see below) or the Segni Pact (see below). 1995: The ULD is merged into the FdL. 1996: The FdL joins the Democratic Union (see below). 1997: Some of Forza Italia's Liberals form the Liberal Party (PL). 1998: The UdC is merged into Forza Italia. 2004: Splinters from the FdL form the Association for Liberal Democracy, which would join Democracy is Freedom – The Daisy (see below), whilst the PL, along with members of the DLI (briefly known as Liberals for Italy) and former members of the UdC, re-establishes the Italian Liberal Party (PLI). 2007: