You can't make defamatory allegations about these things.
Controversially, the exclusion list included outspoken American talk radio host Michael Savage, who instructed London lawyers to sue Smith for 'serious and damaging defamatory allegations'.
"I have faith that our legal system of justice will not only vindicate me, but show Ms. Foster's ill intent in making such false and defamatory allegations."
He says Peter Burden's book on NOTW, 'Fake Sheikhs and Royal Trappings', is full of defamatory allegations.
Rath was ordered to cease his defamatory remarks "to ensure that the TAC's continued participation in the debate is not hamstrung by defamatory and unfounded allegations."
"Claimants would seek orders blocking access to websites alleged to contain defamatory allegations or private and confidential information."
He added that under English law, the defendants had the opportunity to counter the suit by attempting to "prove, on the balance of probabilities, that the defamatory allegations were substantially true."
In recent years M.P.s have made use of this privilege to make defamatory allegations.
False and defamatory allegations would be banned, as would calls inciting violence or hatred.
It alleges 'untrue and defamatory' allegations by Mr Branson and Virgin.