 In August–September 1937 she participated in the Italian blockade of Republican Spain and performed three missions enforcing the blockade.In summer 1938 she conducted several patrol and escort missions from her temporary base at the Balearic Islands.At the end of 1938 she was relocated to Tobruk, then briefly recalled in the spring of 1939 to participate in the invasion of Albania before returning to Tobruk in the autumn of the same year.