Il prefetto di ferro
Il prefetto di ferro internationally released as I Am the Law and The Iron Prefect is a 1977 Italian drama film directed by Pasquale Squitieri. The film tells the story of Cesare Mori, an Italian prefect that before and during the Fascist period was best known as the Iron Prefect, and it is based on the biographic book with the same name written by Arrigo Petacco. The film shared with In nome del Papa Re the 1978 David di Donatello for Best Film.
Source: Wikipedia