Original sentence: Due to illness in his later years his memory failed and his handwriting was almost illegible.He died aged 67 on Christmas Eve 1968.He was also very disillusioned with the way the Irish people had developed their country after leaving the UK.His death was reported by RTÉ
Edited sentence: Due to illness in his later years his memory was not quite so clear and his handwriting was almost illegible.He died aged sixty-seven on Christmas Eve 1968.He was also very disillusioned with the way the Irish people had developed their country from the time the Republic of Ireland gained freedom.His death was reported RTÉ