In the spring of 1304, Edward conducted negotiations with the rebel Scottish leaders on the king's behalf and, when these failed, he joined his father for the siege of Stirling Castle.
Na primavera de 1304, Eduardo dirixiu as negociacións cos líderes rebeldes escoceses en nome do rei e, cando estas fracasaron, uniuse ao seu pai no cerco do castelo de Stirling.