 Two submarines contracted to the company later in the war also had to be cancelled due to the lack of experienced submarine technicians.After the Austro-Hungarian Empire broke up at the close of World War I, the region of Trieste was ceded to Italy and Austriawerft became an Italian firm, whereupon its original name, Stabilimento Tecnico Triestino, was restored.During the 1920s, STT built the heavy cruiser for the Italian navy, and the luxury commercial liner .