Ripon as the Liberty of Ripon and it was during this time that a grand Collegiate Church was built on top of the ruins of Wilfrid's building. Eventually developed in the Gothic style, the project owed much to the work of Roger de Pont L'Evêque and Walter de Gray, two Archbishops of York during the Plantagenet era. During the 12th century Ripon built up a booming wool trade, attracting Italian trade merchants, especially Florentines, who bought and exported large quantities. Ripon's proximity to Fountains Abbey, where the Cistercians had a long tradition of sheep farming and owned much grazing land, was
Sobrado Abbey abbey was inherited by his descendants and nearly two centuries later, in January 1142, the brothers Fernando and Bermudo Pérez, two of the most distinguished members of the House of Traba, handed it over to the Cistercian monks from Clairvaux. The abbey flourished during the 12th and 13th centuries and was able to undertake the foundations of its own daughter house, Valdedios Abbey in Asturias. Sobrado was also given the supervision of Monfero Abbey after it joined the Cistercian Order. After a period of decline, in 1498 Sobrado was the first abbey in Galicia to join the Castilian Cistercian Congregation.