Hitler’s Spy Against Churchill Hitler’s Spy Against Churchill The Spy Who Died Out in the Cold Jan-Willem van den Braak With an afterword by Antony Percy First published by Walburg Pers, Zutphen, in 2017 as Spion tegen Churchill; Leven en dood van Jan Willem ter Braak, by Jan-Willem van den Braak First published in Great Britain in 2022 by Pen & Sword Military An imprint of Pen & Sword Books Ltd Yorkshire - Philadelphia Copyright © Jan-Willem van den Braak, 2022 Translation Copyright © Vertaalbureau Perfect, Enschede (NL), 2022 ISBN 978 1 52676 877 3 The right of Jan-Willem van den Braak to be identified as the Author of this work has been asserted by him in accordance with the Copyright, Designs and Patents Act 1988. A CIP catalogue record for this book is available from the British Library. All rights reserved. No part of this book may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording or by any information storage and retrieval system, without permission from the Publisher in writing. Printed and bound in England By CPI (UK) Ltd. Pen & Sword Books Ltd. incorporates the Imprints of Pen & Sword Archaeology, Atlas, Aviation, Battleground, Discovery, Family History, History, Maritime, Military, Naval, Politics, Railways, Select, Transport, True Crime, Fiction, Frontline Books, Leo Cooper, Praetorian Press, Seaforth Publishing, Wharncliffe and White Owl. For a complete list of Pen & Sword titles please contact PEN & SWORD BOOKS LIMITED 47 Church Street, Barnsley, South Yorkshire, S70 2AS, England E-mail: [email protected] Website: www.pen-and-sword.co.uk or PEN AND SWORD BOOKS 1950 Lawrence Rd, Havertown, PA 19083, USA E-mail: [email protected] Website: www.penandswordbooks.com Contents Foreword to the English Translation xi Prologue: About the Origins of this Book xiii My fascination with espionage xiii The primary source of this book xiv The start of the research xv About fiction and non-fiction xviii MI5/MI6, Abwehr and RSHA (1940-41); Dutch Secret Service (1945-49) xix PART I: THE LIFE OF ENGELBERTUS FUKKEN (1914-40) CHILDHOOD AND ADOLESCENCE (1914-31) 1. Family tracks 2 2. The birth of Engelbertus Fukken (28 August 1914): nomen est omen 5 3. Two spies (1914-15) 8 4. A happy family (1915-20) 12 5. Paradise lost (1920-31) 14 DISPLACED (1931-40) 6. Nautical College and membership of the National Socialist Movement (NSB) (1931-35) 18 7. Societal humiliation: from salesman and journalist to prisoner and unemployed (1935-39) 23 8. From the ‘phoney war’ to Churchill as Prime Minister (September 1939-June 1940): ‘We shall fight in the fields and in the streets …’ 28 9. Noordwijk: first months under occupation (May-June 1940) 33 vi Hitler’s Spy Against Churchill PART II: THE LIFE OF JAN WILLEM TER BRAAK (1940-41) SPY FOR HITLER (1940) 10. Operation Sea Lion 41 11. Operation Lena (I) (July 1940) 43 12. The birth of Jan Willem ter Braak (I) (first half of July 1940): the Mirow-Tappenbeck-Fukken connection 48 13. The birth of Jan Willem ter Braak (II) (second half of July-1 August 1940): the mystery unfolds … 56 14. Operation Lena (II) (August-September 1940) 61 15. Operation Lena (III) (October-November 1940) 76 16. Where was Dieter Tappenbeck between August and November 1940? 78 17. Where was Ter Braak between August and November 1940? (I): Ter Braak as an SS man 80 THE SLOW JUMP INTO DEATH (1940-41) 18. First days in England (31 October/1-4 November 1940): where did Ter Braak stay? 92 19. Guest house stay in Cambridge (I) (4 November- 31 December 1940) 97 20. Guest house stay in Cambridge (II) (1 January-29 March 1941) 105 21. Last days (29-30/31 March 1941): the spy who died out in the cold 113 22. The discovery of the remains and the funeral (1-8 April 1941) 118 AFTERMATH (1941-45) 23. MI5’s investigation regarding Ter Braak (1941-42) 122 24. Operation Lena (IV) (April-May 1941): the end 127 25. The death of Dieter Tappenbeck (December 1941): a reconstruction 132 26. Noordwijk: departed without a trace (1941-45) 134 27. The official statement from the British authorities regarding the fate of Ter Braak (1945) 138 Ter Braak as an accomplice to a murder in the Midlands vii PART III: HOW TER BRAAK’S TRUE IDENTITY WAS DISCOVERED BUT STILL REMAINED OBSCURE (1946-99) HOW TER BRAAK’S TRUE IDENTITY WAS DISCOVERED (1946-47) 28. Unsuccessful attempts 142 29. The final attempt 145 MYSTIQUE AROUND JAN WILLEM TER BRAAK (1947-99) 30. Documentation on Operation Lena (I): ‘mystery man Ter Braak’ 148 31. Ter Braak as an accomplice to a murder in the Midlands 153 32. Ter Braak as book merchant, author, scientist and extortioner 157 33. Was Ter Braak expected to murder Churchill? (I): ‘Himmler’s Ace Spy planned to kill Churchill’ 160 34. Was Ter Braak followed and murdered by MI5 (I)? 165 35. Ter Braak as a Russian spy (I) 167 MYSTIQUE AROUND BERTUS FUKKEN (1947-99) 36. Neeltje van Roon’s enquiries 170 37. The silence and the rumours 174 38. The life and death of Neeltje van Vliet-van Roon (1956-95) 181 PART IV: THE SPY WHO CAME BACK FROM OBSCURITY (1999-2021) 39. Documentation on Operation Lena and Ter Braak (II): the files open 184 40. Were the Lena agents deliberately sacrificed in a ‘Deutschlandspiel’? 186 41. Where did Ter Braak’s pistol go? 194 42. Adolf Hitler and Jan Willem ter Braak 196 43. Did Ter Braak use his radio transmitter? 199 viii Hitler’s Spy Against Churchill 44. Ter Braak as a Russian spy (II) 202 45. Was Ter Braak followed and murdered by MI5? (II) 203 46. Where was Ter Braak between August and November 1940? (II): Ter Braak in Berlin? 206 47. Was Ter Braak expected to murder Churchill? (II) 210 a. Seriously facing the question 210 b. Were there any attacks on Churchill? 212 c. Walter Schellenberg and Erwin Lahousen 213 d. Was Ter Braak expected to murder Churchill? 216 e. The missions of Jakobs and Richter revisited 226 48. The Mary medallion and the enduring mystery 228 49. Ter Braak as a romantic personality 230 50. The death of Winston Churchill 233 51. Walking with destiny 238 Epilogue: Back to When 239 Noordwijk aan Zee, where it all began 239 Rijnsburg: the grave of Neeltje van Roon 241 Meeting Jan Willem Ter Braak’s son 242 Cambridge and Great Shelford: ‘The spy that time forgot’ 244 Epitaph for a spy 246 Appendices 248 A. Family trees 248 B. Survey of LENA-spies (August 1940-May 1941) 251 C. Addresses of Engelbertus Fukken aka Jan Willem ter Braak (1914-1941) 253 Afterword 255 Antony Percy, Epitaph for a fall guy Bibliography 261 Notes 270 Index 287 In memory of my parents Jan van den Braak (1924-84) and Josephine Ruttjes (1928-2017)