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Bletchley Park is the home of British codebreaking and a birthplace of modern information technology. It played a major role in World War Two, producing secret intelligence which had a direct and profound influence on the outcome of the conflict. The site is now a museum and heritage attraction, open daily. The Bletchley Park Podcast brings you fascinating stories from Veterans, staff and volunteers on the significance and continued relevance of this site today.
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November 2024 On 12 November 1944 Germany’s largest battleship – Tirpitz – was sunk by British RAF Lancaster bombers off Tromso in Norway. Ever since its deployment to the region back in January 1942, the battleship had posed a threat to Arctic convoy operations. A large part of the Royal Navy’s Home Fleet as well as US vessels were tied up protect…
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November 2024 The crews of RAF Bomber Command had one of the most hazardous jobs of the war. Flying by night to their targets in occupied Europe, they were alone and vulnerable to the prowling German night-fighters. Helping them reach their targets was one of the least-known, but most significant achievements of the signals intelligence operation a…
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October 2024 The crews of RAF Bomber Command had one of the most hazardous jobs of the war. Flying by night to their targets in occupied Europe, they were alone and vulnerable to the prowling German night-fighters. Helping them reach their targets was one of the least-known, but most significant achievements of the signals intelligence operation at…
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September 2024 The Government Code and Cypher School employed thousands of people during the war. These varied from Cambridge dons who had broken codes in World War One to machine workers with very specific skills, to female conscripts from the three armed services. How did all these people know what to do? As usual at BP, the answer is a complex o…
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August 2024 Hut 6 was the section at Bletchley Park which broke the German army and air force Enigma ciphers. Historical accounts usually focus on the early part of the war, when a small and inexperienced team was established in a newly-built wooden hut. But by 1944 Hut 6 looked very different. It was a hardened unit of several hundred people, supp…
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July 2024 In early 1942 one of the most disastrous defeats of the war saw British forces pushed out of Burma, now known as Myanmar. Two years later, the multi-national Fourteenth Army, the ‘Forgotten Army’, had learned to fight and beat the Japanese, inflicting their largest defeat of the war at Imphal and Kohima, and was poised to begin the reconq…
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June 2024 To commemorate the 80th Anniversary of D-Day, we are releasing 3 special episodes to tell the full story of The Longest Day. This third part is a brand new episode looking beyond the beaches. Bletchley Park made a vital contribution to the planning and preparation of D-Day, but the landings were only the beginning. There would be another …
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June 2024 To commemorate the 80th Anniversary of D-Day, we will be releasing 3 special episodes to tell the full story of The Longest Day. This second part is a complete remastering of our original Overlord episode with the addition of much new content. 80 years ago today, more than 150,000 Allied troops were boarding planes, gliders and landing cr…
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May 2024 Over the next 6 weeks, to commemorate the 80th Anniversary of D-Day, we will be releasing 3 special episodes to tell the full story of The Longest Day. This first part is a complete remastering of our original Tide of Victory episode with the addition of much new content. This first episode takes us to the south coast of Britain which, in …
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April 2024 Women were the backbone of Bletchley Park during World War Two. At its peak in January 1945, the workforce was 75% female, but even at the start of the war, women comprised a significant portion of GC&CS’s numbers. Women were recruited in a variety of ways, but a significant quantity of them, particularly early in the war, were selected …
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March 2024 Bletchley Park is famous as the home of World War 2 codebreaking. But what was there before the Government Code and Cypher School moved in? Who built Bletchley Park, and what remains of the pre-war country estate? In this episode, Research Historian Dr David Kenyon and Head of Content Erica Munro examine the people who made Bletchley Par…
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February 2024 In 2023, Bletchley Park Trust completed its biggest refurbishment project to date – a £13 million, three-phase project, to open up wartime buildings at the heart of the site for the very first time. The final phase saw Block E, once the wartime Communications hub of Bletchley Park, transformed into two new resources – the Block E Lear…
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January 2024 Eighty years ago, in January 1944, the first Colossus computer was delivered to Bletchley Park. This machine and the nine that followed it have acquired legendary status within the story of World War Two codebreaking. The machines have also been described as the world’s first large-scale electronic digital computers – direct precursors…
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January 2024 Eighty years ago, in January 1944, the first Colossus computer was delivered to Bletchley Park. This machine and the nine that followed it have acquired legendary status within the story of World War Two codebreaking. The machines have also been described as the world’s first large-scale electronic digital computers – direct precursors…
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December 2023 Eighty years ago this month Britain was marking its fifth Christmas of the war with still no end in sight. D-Day still lay in the future and the campaigns in Italy and on the Eastern Front ground on. However on Boxing Day 1943 the Royal Navy achieved a significant, if grim success over the German Navy, sinking the Scharnhorst, one of …
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November 2023 For our tenth anniversary episode, E141 “Security & Insecurity”, we discussed one of the most important factors in wartime codebreaking – secrecy. We looked at its effects on operations at Bletchley Park and the lives of those who worked there. We had so much to talk about on that occasion that we didn’t have the chance to explore bey…
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October 2023 The fight up the Italian peninsula involved some of the most arduous battles of the war for Allied soldiers, but they were being supported at every stage by intelligence from Bletchley Park. Ultra intelligence helped inform Allied strategy in Italy, kept commanders constantly up-to-date about enemy forces, and sometimes proved the diff…
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September 2023 The annual Bletchley Park Veterans’ Reunion is one of the highlights of our year. A chance to welcome back those who worked for Bletchley Park during World War Two, and thank them for their service. This year’s reunion saw 17 Veterans return to enjoy a very special afternoon tea in the Mansion. In this episode, we bring you highlight…
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August 2023 This month we examine the often-overlooked story of GC&CS’s work on diplomatic codes and ciphers. This vital work predated work on military codes, beginning when CG&CS was created in 1919. Work continued throughout World War Two, with some staff eventually leaving Bletchley Park to carry on as the Government Communications Bureau in Ber…
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July 2023 In 1943, when the guns fell silent in Tunisia, a lull fell over the war in the Mediterranean. Meanwhile, the work of the intelligence services continued unabated. An Allied amphibious assault somewhere in the Mediterranean was inevitable. The question for the Germans was “where?” – and the Allies were eager to supply the answers. But how …
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June 2023 Who chose Bletchley Park – a vacant estate in Buckinghamshire – as the wartime home of the Codebreakers? That decision was made by the man in charge of the Secret Intelligence Service, known as ‘C’ – Admiral Sir Hugh Sinclair. A very public man with a very secretive profession, Sinclair was widely-known and well-respected. He passed away …
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May 2023 Like many heritage organisations, Bletchley Park Trust holds a collection within its storerooms. And we are always seeking to improve how it’s managed and taken care of. Now, due to the support of foundations, trusts and generous individuals, we’ve created a new Collection Centre. Once the building had been refurbished and kitted out, the …
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April 2023 80 years ago, Bletchley Park’s communications centre opened in Block E. Employing hundreds of staff, mainly young women, this block was vital to BP’s smooth running. Most messages and reports coming into and out of Bletchley Park went through Block E. But as we’ll hear in this ‘It Happened Here’ episode, its wartime importance doesn’t ne…
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March 2023 To celebrate World Poetry Day on the 21st of March, we have been looking into the poets and poetry of Bletchley Park. We have chosen nine poems to feature in this episode; they are read by staff, volunteers and Bletchley Park Veterans. Exhibitions Manager, Erica Munro and Research Officer, Dr Thomas Cheetham have been digging into the ar…
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February 2023 The breaking of the German Lorenz cipher system was one of BP's most complex technical achievements. This work is often associated with Tommy Flowers from the GPO, however Flowers' work, and the wider mechanisation of the breaking of TUNNY was overseen by a Cambridge mathematician who came to BP only reluctantly in 1942; Professor Max…
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