...The law of Hywel most manifestly contravened the law of the Catholic Church with regard to marriage and inheritance. Ecclesiastical commentators from John of Salisbury to Archbishop John Pecham believed that marriage customs in medieval Wales contradicted canon law in three respects in particular...

...In the first of his letters criticizing cyfraith Hywel, written as a result of a dispute between Llywelyn ap Gruffudd and Bishop Anian of Bangor in 1279, Archbishop John Pecham accused Llywelyn of having usurped ecclesiastical property and of disregarding the Catholic Church's...

... dependencies in England include two hospitals. Reading also had two dependencies in Scotland. Abbot Hugh I of Reading was at the forefront of affairs in Henry I’s reign. The position at Reading had evidently not improved by 1281, when Archbishop John Pecham of Canterbury intervened and proposed for the abbey...

... the approval of all churchmen. For one English Franciscan at least, the native law of Wales was backward, immoral, and incompatible with the teachings and interests of the Catholic Church. Such was the opinion of John Pecham, archbishop of Canterbury (1279–1292). Whereas 12th- and 13th-century ecclesiastics...