The Capitani Romani class was designed as a response to the French Mogador class destroyers. The Italian shipbuilders returned to the idea of minimum protection and maximum speed—the estimated speed of the ships was 40 knots, which was faster than the French leaders' speed. Attilio Regolo was torpedoed by the British submarine HMS Unruffled in November 1942 and was under repair for several months. In September 1943, the ship surrendered to the Allies. After the war, Attilio R...