[1] De la Tour was born in Camboulit in the old province of Quercy, France.
Serving as a provincial minister in Aquitaine from 1312 onwards he became a leading opponent of the Franciscan Spirituals.
[1] He undertook diplomatic missions for Pope John XXII with Bernard Gui from 1317–1318.
[1] De la Tour was made Archbishop of Salerno and then Cardinal of San Vitale in 1320.
[2] After the deposition of Michael of Cesena in 1328, on John XXII's behest de la Tour acted as vicar general of the Franciscan Order.