Rubuta ci gaba don wannan sakin layi - Dukkanin jiragen ruwa guda hudu sun yi aiki tare da babban rundunar jiragen ruwa a lokacin yakin basasa, inda aka fara amfani da su tare da horarwa da kuma nazarin jiragen ruwa. A lokacin yakin basasar Spain, "Gorizia" ya kwashe 'yan kasar Italiya kuma "Pola" ya shiga cikin masu ba da agaji. Duk jiragen ruwa huɗu sun goyi bayan mamayewar Italiya zuwa Albania a watan Afrilu 1939, jim kaɗan kafin barkewar Yaƙin Duniya na II. Bayan Italiya ta shiga rikici mafi girma a 1940, jiragen ruwa guda hudu sun ga manyan ayyuka a cikin Bahar Rum da sojojin Birtaniya. Jiragen sun shiga cikin yaƙe-yaƙe na Calabria da Cape Matapan
, kuma a cikin yakin na karshe, "Zara", "Pola", da "Fiume" duk sun nutse a cikin wani aiki na dare guda daya tare da jiragen ruwa na Birtaniya guda uku.