Scotland in the Middle Ages excommunication of Bruce and his followers by Pope Clement V, his support slowly strengthened; and by 1314 with the help of leading nobles such as Sir James Douglas and Thomas Randolph only the castles at Bothwell and Stirling remained under English control. Edward I had died in 1307. His heir Edward II moved an army north to break the siege of Stirling Castle and reassert control. Robert defeated that army at the Battle of Bannockburn in 1314, securing "de facto" independence. In 1320 the Declaration of Arbroath, a remonstrance to the pope from the nobles of Scotland, helped convince Pope
Robert the Bruce years. A team of researchers, headed by Professor Andrew Nelson from University of Western Ontario have determined that Robert the Bruce did not have leprosy. They examined the original casting of the skull belonging to Robert the Bruce's descendant Lord Andrew Douglas Alexander Thomas Bruce, and a foot bone that had not been re-interred. They determined that skull and foot bone showed no signs of leprosy, such as an eroded nasal spine and a pencilling of the foot bone. The king's body was embalmed, and his sternum sawn open to allow extraction of the heart, which Sir James Douglas placed