Oldcastle Revolt religious beliefs were considerably influenced by Lollard cleric William Swynderby, who preached in Almeley during his youth. Lollardy was a politico-religious movement initiated by prominent theologian John Wycliffe in the 1370s during his service in the University of Oxford. Lollard beliefs were outlined in the 1395 The Twelve Conclusions of the Lollards, which dealt with their opposition to capital punishment, rejection of religious celibacy, and belief that members of the Clergy should be held accountable to civil laws. The Conclusions also rejected pilgrimages, ornamentation of churches, and religious images because these were said to take away from the true nature
John Wycliffe where twelve young men were preparing for the priesthood. In December 1365 Islip appointed Wycliffe as warden but when Islip died the following year his successor, Simon Langham, a man of monastic training, turned the leadership of the college over to a monk. In 1367 Wycliffe appealed to Rome. In 1371 Wycliffe's appeal was decided and the outcome was unfavourable to him. The incident was typical of the ongoing rivalry between monks and secular clergy at Oxford at this time. In 1368, he gave up his living at Fillingham and took over the rectory of Ludgershall, Buckinghamshire, not far from