High Seas Fleet
"Danzig" was ordered under the contract name "Ersatz" and was laid down at the Imperial Dockyard in Danzig in 1904 and launched on 23 September 1905, after which fitting-out work commenced. She was commissioned into the High Seas Fleet on 1 December 1907. After her commissioning, "Danzig" served in the reconnaissance forces of the High Seas Fleet. In 1910, she was used as a training ship for the fleet's gunners.