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
Máel Coluim, son of the king of the Cumbrians Máel Coluim, son of the king of the Cumbrians Máel Coluim (fl. 1054) was an eleventh-century magnate who seems to have been established as either King of Alba or King of Strathclyde. In 1055, Siward, Earl of Northumbria defeated Mac Bethad mac Findlaích, the reigning ruler of the Kingdom of Alba. As a result of this military success against the Scots, several sources assert that Siward established Máel Coluim as king. It is uncertain whether this concerned the kingship of Alba or the kingship of Strathclyde. The fact that Máel Coluim is described as the son of a "King of