"Heretics of Italy, Volume II" is a historical book by the famous Italian writer Cesare Canturri, which is devoted to the study of religious sects and their influence on Italian society in the late Middle Ages and early Renaissance. The author reveals historical facts and events related to the activities of heretics, their ideas and the church's attitude towards them. This book is not only a valuable source for studying the history of Italy, but also an invitation to the fascinating world of religious conflicts and the struggle for truth.