On 30 July of that year, Sauro's boat was sent over to carry out sabotage in the Hungarian port of Fiume (now Rijeka in Croatia), but it crashed into a rock in the Kvarner Gulf.
Sauro's boat was sent on 30 July of that year to carry out an act of interference in the port of Fiume (now Rijeka in Croatia), but it crashed into a rock in the Kvarner Gulf, which is similar to carrying out sabotage.