 The effect of the attainder was to terminate the Barony of Okehampton (creation 1299), so that the Earldom inherited from the Redvers family was in abeyance, passing laterally to the descendants of Courtenay's sisters  The new King, Edward IV, marched north and sealed his reign with the bloody victory at the Battle of Towton, following which his brother was beheaded.About 1465, Courtenay was in exile in France with Queen Margaret of Anjou (wife of King Henry VI of England).He was titular Earl of Devon from 1469.