The FSA found evidence that Barclays, sometimes working with staff at other banks, had tried to manipulate Libor (the London Inter-Bank Offered Rate) and its European equivalent Euribor between 2005 and 2009.

BBC: Bank inquiry launched after Libor rate-rigging scandal

Mr Coogan warned that the bank's efforts had yet to have much effect on the London Inter-Bank Offered Rate (Libor), the main interest rate governing the cost of lending between banks.

BBC: Mortgage lending hits 33-year low