Proceeds from the film of Szent István capsizing were eventually used to feed children in Austria following the ending of the war. Fearing further attacks by torpedo boats or destroyers from the Italian navy, and possible Allied dreadnoughts responding to the scene, Horthy believed the element of surprise had been lost and called off the attack. In reality, the Italian torpedo boats had been on a routine patrol, and Horthy's plan had not been betrayed to the Italians as he had feared. The Italians did not even discover that the Austrian dreadnoughts had departed Pola until 10 June when aerial reconnaissance photos revealed that they were no longer there. Nevertheless, the loss of Szent István and the blow to morale it had on the navy forced Horthy to cancel his plans to assault the Otranto Barrage. The fleet returned to the base at Pola where it would remain for the rest of the war. End of the war On 17 July 1918, Pola was struck by the largest air raid the city would see during the war. 66 Allied planes dropped over 200 bombs, though none of the Tegetthoffs were hit or damaged in the attack. By October 1918 it had become clear that Austria-Hungary was facing defeat in the war. With various attempts to quell nationalist sentiments failing, Emperor Karl I decided to sever Austria-Hungary's alliance with Germany and appeal to the Allied Powers in an attempt to preserve the empire from complete collapse. On 26 October Austria-Hungary informed Germany that their alliance was over. In Pola the Austro-Hungarian Navy was in the process of tearing itself apart along ethnic and nationalist lines. Horthy was informed on the morning of 28 October that an armistice was imminent, and used this news to maintain order and prevent a mutiny among the fleet. While a mutiny was avoided, tensions remained high and morale was at an all-time low. The situation was so stressful for members of the navy that the captain of Prinz Eugen, Alexander Milosevic, committed suicide in his quarters aboard the battleship. On 29 October, the National Council in Zagreb announced Croatia's dynastic ties to Hungary had come to a formal conclusion. The National Council also called for Croatia and Dalmatia to be unified, with Slovene and Bosnian organizations pledging their loyalty to the newly formed government. This new provisional government, while throwing off Hungarian rule, had not yet