Henry de Percy, 1st Baron Percy the commissioning of Warwolf, a giant trebuchet which flattened the curtain walls. The defenders had tried to surrender four days earlier, but had been made to wait by the king while he tried out his new toy. In September 1305 the first joint English and Scottish parliament met at Westminster to agree a constitution for the unified state, with Percy playing a leading role in the negotiations, but Robert Bruce, a leading representative of the Scots, was already conspiring to rebel. On 25 March 1306 Robert Bruce was crowned King of Scotland at Scone Abbey, upon which Edward confiscated his
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