Book of the Week - The Defence of the Realm - Episode 2

Peter Firth reads from Christopher Andrew's history of the British Security Service, MI5. Using material released by the organisation's archives to mark its centenary year, this charts MI5's successes and failures through the two World Wars, the Cold War and the complex modern world of counter-terrorism. The advice of those with access to German informants goes ignored by the Chamberlain government in the months leading up to the Second World War. A Waters Company production for BBC Radio 4.