After the second step in the Gleichschalting policy, all Roman Catholics were urged in 1941 by Dutch bishops to leave associations that had been Nazified.
Dutch and German bishops also stressed the role of the individual conscience in their catechisms.
As a result of the Dutch bishops' protest against Jewish deportations, Catholics of Jewish origin were arrested and deported.
As a response to the Vatican commission, the Dutch bishops added the fifty page report as an appendix to the Catechism.
In this way his influence was far greater than that of a formal peritus, a status the Dutch bishops had not granted to him.
He was one of the oldest Roman Catholic bishops and Dutch bishops.
There are also other Dutch bishops that a non-Dutch diocese boards.
List of Dutch bishops (includes the mission-bishops)
Though the Dutch bishops in a report of 1894 still could not decide on the recognition of Anglican orders.