Résumé : This note introduces the POLITICIZE dataset which contains information on thecharacteristics of 105 Deliberative Mini-Publics (DMPs) that took place in Europebetween 2000 and 2020. Based on coding of experts regarding cases of real-lifedeliberative experiments in 18 different European countries, the dataset describesthe core features of DMPs in Europe. It comprises information on three crucialdimensions: their composition (who deliberates?), their format (how do they deliberate?)and their role (what do they deliberate about and what are their prerogatives?).Hence, the note presents the different variables included in the dataset and reportsempirical variations across them, thereby presenting the main contribution of thePOLITICIZE dataset: delivering the most systematic and comprehensive efforts ofdata collection on mini-publics in Europe.