In April, the Austrian —commanded by Lt. Georg Ritter von Trapp—chased the French armoured cruiser off Paxos, but was unable to fire any torpedoes. U-5 also torpedoed the French armoured cruiser after a two-day chase off Santa Maria di Leuca, causing 684 fatalities including Rear-Admiral Sénès. Only 137 French sailors survived. The Austrian torpedoed and damaged the British light cruiser . Also, the Austrian destroyer shelled enemy positions at Bar.
