In the west, either Wiglaf or his successor, Beorhtwulf, brought the Welsh back under Mercian control at some point prior to 853, when a rebellion against Mercia is recorded.
No oeste, ou Wiglaf ou o seu sucesor, Beorhtwulf, conseguiron someter aos galeses ao control mercio nalgún momento anterior a 853, cando se rexistra unha rebelión contra Mercia.