na, to attack the Austrian naval bases in the upper Adriatic, he creates new vehicles: MAS, and assault vehicles. The MAS (Anti-Submarine Motorboat) is a light, fast unit, equipped with a heavy machine gun, two torpedoes and anti-submarine bombs, which, due to its small size, can surprise the enemy ships and can carry out actions even in waters restricted.
The commander's undertakings are famous Luigi Rizzo that, on December 9 1917, with two Mass enters the port of Trieste and the battleship Wien sinks there.
The 10 February 1918, again Rizzo with three Mas, carrying the poet Gabriele d'Annunzio and the commander Costanzo Ciano, enters the Buccari valley and plunges four steamers.
Source: Military Navy
