Royal Scots Navy of the Flemings from England in 1303, he gained the support of a major naval power in the North Sea. The development of naval power allowed Robert to successfully defeat English attempts to capture him in the Highlands and Islands and to blockade major English controlled fortresses at Perth and Stirling, the last forcing King Edward II to attempt the relief that resulted at English defeat at Bannockburn in 1314. Scottish naval forces allowed invasions of the Isle of Man in 1313 and 1317 and Ireland in 1315. They were also crucial in the blockade of Berwick, which led to
Robert the Bruce Aberdeen and Buchan were destroyed and their inhabitants killed. Bruce ordered similar harryings in Argyle and Kintyre, in the territories of Clan MacDougall. With these acts, Bruce had successfully destroyed the power of the Comyns, which had controlled much of northern and southwestern Scotland for over 150 years. He then crossed to Argyll and defeated the MacDougalls (allies of the Comyns) at the Battle of Pass of Brander and took Dunstaffnage Castle, the last major stronghold of the Comyns. In March 1309, Bruce held his first parliament at St. Andrews and by August he controlled all of Scotland north of