In December, Mr Gormley won a libel case against Sinn Fein over press statements.
Berezovsky, 67, made headlines in recent years over various business deals and legal disputes, including a libel case against a Russian broadcaster.
In 2005 Sir David accepted a libel case brought by a Saudi-born billionaire against an American, regarding a book never published in Britain.
In the UK, Richard Branson won a libel case against the head of the company running the National Lottery over a bribe he said he was offered.
Documents from a libel case paint an unflattering picture of Florida Democratic Senate hopeful Jeff Greene, with employees of a property management firm he used making declarations describing him as cruel and abusive.
Sally Bercow, wife of Speaker John Bercow, said she has settled a libel case brought by McAlpine after the High Court decided that her 2012 tweet naming the politician to her then-56, 000 followers was defamatory.
He may soon face an embarrassing court appearance in a libel case brought by Sean McPhilemy, a journalist who claims his livelihood was threatened when the Sunday Times rubbished a television documentary he had made.
This has happened with libel: Dow Jones settled a case on something that had been written and hosted in New York but were prosecuted about under Australian law in Australia, where several people had read it.
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In 2003, after six years of grueling litigation, the suit was withdrawn after Forbes published a clarification. (By then, curiously, Berezovsky had somehow managed to fast-track himself into Britain as a political refugee.) Both sides of the libel case agreed to walk away, each absorbing their own legal fees.
All the usual rules about copyright and libel still exist online (indeed, I know two bloggers who have been sued for libel in the English courts although that was a rather vexatious case rather than they really had libelled someone) and yes, all the usual stuff about incitement to violence, racial insult and so on still applies.
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Judgement has been reserved in a case in which a blogger and a council chief are suing each other for libel.
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