|Shipyard||Kaiserliche Werft, Danzig (Werk 2)|
|Ordered||13 Aug 1907|
|Launched||27 Mar 1909|
|Commissioned||29 May 1909|
|1 Aug 1914 - 11 Nov 1918 training Flotilla
|Fate||1 Dec 1918 - Surrendered. Sank on the way to be broken up at Preston.|
There was another U 3 in World War Two
That boat was launched from its shipyard on 19 Jul 1935 and commissioned into the Kriegsmarine on 6 Aug 1935. Take a look at the U 3 from WWII.