The dataset includes a collection of news concerning one of the most divisive public debates supported on Italian media: the constitutional referendum (held on December 4th, 2016) . The data cover a total of four months and a half, from July 31st, 2016 to December 12th, 2016, a week after the date of the referendum, and come from either Facebook. We identify pubblic Twitter acounts of Italian official newspapers, following the exhaustive list provided by ADS, that is an association for the verification of newspaper circulation in Italy.