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Cymdeithas yr Iaith Gymraeg marks 50 years

5 August 2012 Last updated at 11:09 BST

A Welsh language campaign group has been celebrating its 50th birthday.

But what will middle age bring for Cymdeithas yr Iaith Gymraeg?

Vaughan Roderick of BBC Radio Wales spoke to two men devoted to the future of Welsh - the Conservative MP Guto Bebb and the writer and founding member of Cymdeithas, Gareth Miles.

Mr Miles began by recalling how it all started with a minor traffic offence.