On 19 Jun 1306 the forces of Aymer de Valence 2nd Earl Pembroke (age 31) including Robert Pierrepont ambushed and routed the Scottish army of Robert "The Bruce" I King Scotland (age 31) including Simon Fraser, Christopher Seton and John Strathbogie 9th Earl Atholl (age 40) at Methven during the Battle of Methven. John Strathbogie 9th Earl Atholl (age 40) was captured as well as many others.