Earlier quoted context omitted.
The UK doesn't in general protect "free speech". While most things you can say, there are a bunch of things that will land you in prison, even if they are true.
I didn't think it was ever illegal to say things that were true, justified, and in the public interest to have spoken. Could you give some examples (or point me at the relevant laws) please?
It is absolutely forbidden to report on family court proceedings; there is no public interest defence.