Indeed, by the mid 1380s Richard started an active campaign against heresy in the kingdom, attacking heretical works, arresting Lollards and supporting the Church authorities.

In fact, by the mid-1380s, Richard had started an active campaign against heresy in the kingdom, attacking heretical works, arresting Lollards and supporting the church authorities.

Lubbertus accused Vorstius of using deceit to attain a position with the appearance of orthodoxy in order to covertly slip heretical works and ideas into his lesson plans.

After Abelard's death, Bernard burns all of Abelard's heretical works and thus thinks he has won the struggle with him.

The constitution terminated the rules regarding the punishment by excommunication for reading or possession of forbidden or heretical works, and replaced them by new general decrees.

Many leading Roman Catholic writers believed that, had Luther not written his heretical works, the violence caused by the Peasants War would not have occurred.

Although Pagels cites Athanasius's Paschal letter (letter 39) for 367 AD, there is no order for monks to destroy heretical works contained in that letter.

The Protestant Reformation was advancing rapidly, and the laws against the publication of heretical works were being relaxed.

In September 1409 he acknowledged antipope Alexander V and, with papal blessing, he ordered the heretical works burned, and proclaimed an interdict against Hus.

As Haydock states in his Preface, "To obviate the misinterpretations of the many heretical works which disgrace the Scripture, and deluge this unhappy country, has been one main design of the present undertaking."