Description
SMS Oldenburg was the fourth vessel of the Helgoland class of dreadnought battleships of the Imperial German Navy. Oldenburg's keel was laid in March 1909 at the Schichau-Werke dockyard in Danzig. She was launched on 30 June 1910 and was commissioned into the fleet on 1 May 1912. The ship was equipped with twelve 30.5 cm (12 in) guns in six twin turrets, and had a top speed of 21.2 knots. Oldenburg was assigned to I Battle Squadron of the High Seas Fleet for the majority of her career, including World War I.