Germans and Italians were put in Internment Camps during WW II. The entire Italian population on the West Coast were placed on strict curfew until 1943. Italian- Americans whose occupations were considered a danger to the war effort had had their property confiscated and their jobs curtailed.
While The DiMaggio brothers were serving in Europe , their father a commercial fisherman, had his boat taken by the US Government . It was never returned.
Italian Americans had more men in the Armed Services during WW II, based on their percentage of the population, than any other ethnic group.
Italian-Americans have never asked for reparations, nor do they intend to.