Bruce was warring in Galloway when, in May 1306, Aymer de Valence led an English force to Perth.
Soon he was publicly restored by Edward, and the barons had taken up arms. Deserted by the king he surrendered to Aymer de Valence, earl of Pembroke (d.
On the outlawry of Robert his grandson it passed to Edmund, earl of Lancaster, and, reverting to the crown in 1322, was granted to Aymer de Valence, earl of Pembroke, but escheated to the crown in 1327, and was granted to Henry, earl of Lancaster.
To Aymer de Valence, earl of Pembroke, at whose death in 1324 the property passed to the knights of St John, who leased the new Temple to the lawyers, still the occupants of the district.
The monastery became an abbey in 1219, was destroyed by the English under Aymer de Valence, earl of Pembroke, in 1307, and rebuilt in the latter half of the 14th century, the Stuarts endowing it lavishly.
All but the minority of the Gothic period (among which the canopied tombs of Edmund Crouchback and Aymer de Valence, in the sanctuary, are notable) appear incongruous in a Gothic setting.
Quitting Rathlin, he had made a short stay in Arran, and before Edward's death had failed to take Ayr and Turnberry, although he defeated Aymer de Valence, earl of Pembroke, at Loudoun Hill in May 1306.