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
Edward III of England king in London on 25 January 1327. The new king was crowned as Edward III on 1 February at the age of 14. It was not long before the new reign also met with other problems caused by the central position at court of Roger Mortimer, who was now the "de facto" ruler of England. Mortimer used his power to acquire noble estates and titles, and his unpopularity grew with the humiliating defeat by the Scots at the Battle of Stanhope Park and the ensuing Treaty of Edinburgh–Northampton, signed with the Scots in 1328. Also the young king came into