Italian submarines in World War Two

CB 18
CB 18

ClassCB (42) 
Laid down Caproni-Taliedo, Milan
End service
Loss date31 Mar 1945
Loss position44° 52'N, 13° 49'E
History Captured by the German when still under construction. Transferred to the Italian Socialist Republic on completion in late 1943. Sunk at Pola during an Allied air raid on 31st March 1945.


CommanderDate fromDate toCommand notes
G.M. Alberto ColettiFeb 194531 Mar 1945

Ships hit

No ships hit by this submarine.

Patrols and events

 CommanderDateTimePortArr. dateArr. timeArr. portMilesDescription
8 Sep 1943Trieste8 Sep 1943TriesteSeized at Trieste by the Germans.

129 Jan 19451800?Pola2 Feb 1945?PolaMay have been one of two midgets to have operated against enemy traffic between Ancona and Zara.

225 Feb 19451900Pola1 Mar 19451340PolaSailed to operate against an enemy landing at Pag. No result was obtained.

3Coletti, Alberto31 Mar 19451800Pola31 Mar 1945SunkSailed for special mission operation MOEWE (under German orders) to land two saboteurs from the EULENSPIEGEL detachment at Castel di Mezzo (about 2,000 meters south of Cattolica). Also believed to have been CB 19. Sunk near Pesaro some time after. Coletti was proposed for the Iron Cross on 17th April 1945.

4 entries. 4 total patrol entries (3 marked as war patrols) and 0 events.

All Italian submarines