The remaining 10% of Italian POWs (about 3,000) who did not volunteer or who were deemed to be Pro-Fascist were held in isolated camps in Texas, Arizona, Wyoming and Hawaii.
ISU members called it Campo Dux, which was the name of Mussolini's Fascist youth camps in Italy.
Some called these camps camicie nere, meaning Blackshirts, in reference to the Fascist paramilitary.
Italian-Americans in the United States began to look into the low-security Italian POW camps to find relatives, family friends or those from their hometowns.
Some Roman Catholic churches hosted dinners on Sunday where local Italian-Americans visited with Italian POWs in the camps.
POW-American couples traveled to Italy to be married before returning to America, due to quotas restricting immigration into the US after the war.
[2][3][4] Examples of ISUs in America:[5] Over 10,350 ISU men worked in the US Army Quartermaster Corps (CONAD) in France by the end of 1944.
Some 28,000 ISU men were used to support the invasion of Southern France, called Operation Dragoon.