Duke of Rothesay King of Scots, first held the dukedom from its creation in 1398. After his death, his brother James, later King James I, received the dukedom. Thereafter, the heir-apparent to the Scottish Crown held the dukedom; an Act of the Scottish Parliament passed in 1469 confirmed this pattern of succession. The Earldom of Carrick existed as early as the twelfth century. In 1306, Robert the Bruce, Earl of Carrick, became King Robert I of Scotland, with the earldom merging in the Crown. In the following years, successive Kings of Scots created several heirs-apparent Earl of Carrick. The Act of 1469 finally
German submarine U-1306 German submarine U-1306 German submarine "U-1306" was a Type VIIC/41 U-boat of Nazi Germany's "Kriegsmarine" during World War II. She was ordered on 1 August 1942, and was laid down on 23 September 1943, at Flensburger Schiffbau-Gesellschaft, Flensburg, as yard number 499. She was launched on 25 October 1944, and commissioned under the command of "Oberleutnant zur See" Ulrich Kiessling on 20 December 1944. German Type VIIC/41 submarines were preceded by the heavier Type VIIC submarines. "U-1306" had a displacement of when at the surface and while submerged. She had a total length of , a pressure hull length of