After the a degeneration regarding Anglo-Welsh interactions, and as a forerunner to help you invasion, twenty-seven of your own Welsh hostages have been hanged in 1212, even in the event Gruffudd wasn’t one of them. Yet not, brand new English assault is named regarding when John gotten keyword regarding Joan one to his barons were planning treason nearer to house. The very last years of John’s rule had been taken up to which have disagreement together with his barons, ultimately causing the fresh new providing out of Magna Carta within the 1215 and you can a great French intrusion from the Louis, oldest young buck away from Philip II Augustus. The very last thing John necessary, if he had been to store their empire, would be to getting distracted because of the discontent into the Wales. In 1214 Joan effectively discussed together with her dad for the launch of one’s Welsh hostages still from inside the English hand, in addition to Llywelyn’s child, Gruffudd; they were freed next year.
Adopting the their own father’s death when you look at the October 1216, Joan continued to function to your serenity between Wales and The united kingdomt. An enthusiastic extant letter in order to Henry III, addressed so you can their particular ‘perfect lord and you can dearest brother’ try an effective plea getting him to get to a feel which have Llywelyn.
She means their own suffering ‘beyond measure’ you to definitely dissension anywhere between their husband and you will sibling got arisen out from the machinations of its enemies, and you will reassures their particular sister out-of Llywelyn’s passion for your.