Not being able to gain the support of the party-centre, in early 1948 Carandini and a group of leading left-wing liberals left the PLI, assembling first in the Rinascita Liberale movement and, later that year, founding the Movimento Liberale Indipendente (MLI), which aimed on creating a Third Force alliance of all center-left democratic parties and groups as a lay counter-part of dominating Christian Democrats.