The National Legion of Decency, also known as the Catholic Legion of Decency, was a Catholic group founded in 1934 by the Archbishop of Cincinnati, John T. McNicholas, as an organization dedicated to identifying objectionable content in motion pictures on behalf of Catholic audiences.
a common law offence in England and Wales,Halsbury's Laws of England 5th edition, volume 26, paragraph 717 Hong Kong and the Australian states of New South Wales and Victoria.