Giuseppe Toniolo, member of the Society of St. Vincent de Paul, led the Catholic Action movement in Italy and espoused all the social doctrine principles we take for granted today, fighting against social evils like the exploitation of workers and child labor.
– Source: Vincentian Saints and Blesseds e-book, p. 43

Learn about Blessed Giuseppe Toniolo in the presentation below. Below that is a YouTube video in Italian with many photos.