Answer:
They are called Black shirts
Step-by-step explanation:
Mussolini, who was the Fasist leader during his reign in Itlay was a tyrant who seized power from Rome. He adopted violewnce and intimidation before his successful power grab.
To be successful, he had to encourage people who shares similar fascisim views with him to participate leading to creation of supporters. These supporters are commonly called Black shirts due to the mode of their dressing style.