The Republican Democratic Concentration (Italian: Concentrazione Democratica Repubblicana, CDR) was a liberal and republican list which contested in the Italian general election of 1946. It was formed in February 1946 by Ferruccio Parri, a former Prime Minister of Italy, and Ugo La Malfa, following a split from the Action Party (PdA) which had just turned on socialist ideas. The two parties that merged into the CDR were: Its symbol was a black shield with a star above a little helmet.