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
History of the Scots Guards (1805–1913) gained its second Colonel-in-Chief, the newly crowned George V. In 1911, small detachments of the Scots Guards were involved in a decidedly unpleasant event, the Siege of Sidney Street. In 1910 a group of Latvian anarchists had attempted to rob a jewellers shop in Houndsditch in December 1910, and it had ended in the murder of three policemen and two being seriously wounded. A number of the gang were soon captured and on the 1 January 1911, an informant had told the police that a small number of the gang were residing in 100 Sidney Street. On the 3 January,