SMS Viribus Unitis
SMS Viribus Unitis was an Austro-Hungarian dreadnought battleship, the first of the Tegetthoff class.
Viribus Unitis was ordered by the Austro-Hungarian Navy in 1908 and was laid down in Stabilimento Tecnico Triestino shipyard in Trieste on 24 July 1910. Viribus Unitis was launched from the shipyard on 24 June 1911 and was formally commissioned into the Austro-Hungarian Navy on 5 December 1912.
During World War I, Viribus Unitis took part in the flight of the German warships SMS Goeben and Breslau. In May 1915, she also took part in the bombardment of the Italian port city of Ancona. Viribus Unitis was sunk by a limpet mine planted by Raffaele Rossetti, an Italian engineer and naval officer of the Regia Marina, and Raffaele Paolucci, an Italian surgeon and naval officer, on 1 November 1918.

Viribus Unitis Being Launched 
Viribus Unitis Being Launched 
Viribus Unitis Being Launched 
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Viribus Unitis Having Main Armament Installed 
Viribus Unitis Having Main Armament Installed 
Viribus Unitis Having Main Armament Installed 
Viribus Unitis in Dry Dock 
Viribus Unitis 1912 
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Viribus Unitis sinking in Pola on 1 November 1918. 
The assembly of the first gun turret for Viribus Unitis at the Škoda Works in Pilsen
