Shortly afterward, the latter was executed for treason, and Queen Dowager Isabella was sent to Castle Rising in Norfolk, where she spent a number of years under house arrest but with her privileges and freedom of movement later restored to her by her son.
Tak lama kemudian yang terakhir dieksekusi karena pengkhianatan, dan Ibu Suri Isabella dikirim ke kastil Rising di Norfolk, di mana ia menghabiskan beberapa tahun di bawah tahanan rumah namun dengan hak istimewa dan kebebasan bergerak kemudian dikembalikan kepadanya oleh putranya.