Isabella now marched south towards London, pausing at Dunstable, outside the city on 7 October.Weir 2006, p. 228. London was now in the hands of the mobs, although broadly allied to Isabella. Bishop Stapledon failed to realise the extent to which royal power had collapsed in the capital, and tried to intervene militarily to protect his property against rioters; a hated figure locally, he was promptly attacked and killed—his head was later sent to Isabella by her local supporters.Weir 2006, pp. 228–9; p. 232. Edward, meanwhile, was still fleeing west, reaching Gloucester by the 9th. Isabella responded by marching swiftly west herself in an attempt to cut him off, reaching Gloucester a week after Edward, who slipped across the border into Wales the same day.Weir 2006, p. 232.
