I am really confused about where Clacton is now, but I am not going to spoil the mystery by googling. I shall imagine it as my safe haven when I am old and doddery and turn into a complete racist, like my dear old dad.
Santandme - yes, I cannot think of a single African client who has needed an interpreter in a family court, it is mainly people from India, Pakistan, Iran, Iraq, Afghnistan. We have big problems because there is a very limited pool of Farsi interpreters and many are known to the communities and parties sometimes object because they say Mr so and so is a good friend of the other side. It can be a nightmare.
I agree with MrsDeV - I don't see how you can fight for your child if you can't speak English, and some children need fighting for.
There used to be free language classes in Lambeth but I am guessing that those will have been one of the first things to go in the austerity measures.