Cover illustrations
Front: Beach Group troops wade ashore from landing craft on Queen beach, Sword area, on the evening of 6 June 1944. (IWM)
Back: Erwin Rommel on an inspection of the Atlantic Wall.
First published 2019
The History Press
The Mill, Brimscombe Port
Stroud, Gloucestershire, GL5 2QG
www.thehistorypress.co.uk
Nigel West, 2019
The right of Nigel West to be identified as the Author of this work has been asserted in accordance with the Copyright, Designs and Patents Act 1988.
All rights reserved. No part of this book may be reprinted or reproduced or utilised in any form or by any electronic, mechanical or other means, now known or hereafter invented, including photocopying and recording, or in any information storage or retrieval system, without the permission in writing from the Publishers.
British Library Cataloguing in Publication Data.
A catalogue record for this book is available from the British Library.
ISBN 978 0 7509 9176 6
Typesetting and origination by The History Press
Printed and bound in Great Britain by TJ International Ltd
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The military organisation that has the most efficient reconnaissance unit will win the next war.
General Werner von Frisch, 1938
The invasion does not yet appear to be imminent.
Field Marshal Gerd von Rundstedt, C-in-C West, 5 June 1944
During the night and the early hours of this morning the first of the series of landings in force upon the European Continent has taken place.
Winston Churchill, House of Commons, 6 June 1944
A considerable degree of surprise was achieved throughout.
Brigadier Edgar Williams, 21st Army Group, 6 June 1944
The Allies scored a great surprise on 6 June 1944 by the imposition of radio silence.
General Albert Praun, OKW Chief Signal Officer
CONTENTS
ACKNOWLEDGEMENTS AND AUTHORS NOTE
The author acknowledges his debt of gratitude to those who have assisted his research, among them the late Bill Williams, Roger Hesketh, David Strangeways, Noel Wild, Juan Pujol (GARBO), Roman Garby-Czerniawski (BRUTUS), Harry Williamson (TATE); Frano de Bona (FREAK); Ib Riis (COBWEB) Dusan Popov (TRICYCLE); Elvira de la Fuentes (BRONX), Lisel Grtner, Hugh Astor, Christopher and Pam Harmer, Cyril Mills, Desmond Bristow, Tommy and Joan Robertson, Russell Lee, Bill Luke, Philip Johns, Cecil Gledhill, Kenneth Benton, John Codrington, Brian Stonehouse, Tony Brooks, Ladislas Farago, Gunter Peis, David Kahn, Jack Beevor, Anthony Coombe-Tennant, Vera Atkins, Rob Hesketh and Bill Cavendish-Bentinck. Also Marco Popov, Jennifer Scherr and Christopher Risso-Gill.
Many of the documents reproduced in this volume originate from official files and have been redacted during the declassification process. Where possible the redactions have been restored, but where this has not been possible the redaction is indicated thus: [XXXXXXXXXXXXXXXX]
The author has retained the convention of printing code names in capitals but, for ease of reading, has restored capitalised surnames to ordinary, lower case.
GLOSSARY AND ABBREVIATIONS
AA | Anti-Aircraft |
Abt | Abteilung |
AFU | Agentfunkgert |
Amt | Office |
APO | US Army Post Office |
Army Group B | Commanded by Erwin Rommel |
B-Dienst | Beobachtungdienst |
B1(a) | MI5 section handling double agents |
B1(g) | MI5s Spanish section |
BCRA | Bureau Central de Renseignements et dAction |
BEF | British Expeditionary Force |
BJ | BLACK JUMBO diplomatic decrypt |
CENTRO | KO Madrids wireless station |
COMZ | Communications Zone |
COSSAC | Chief of Staff to the Supreme Allied Commander |
CSDIC | Combined Services Detailed Interrogation Centre |
CW | Continuous Wave |
DB | Director, B Division MI5 |
DGS | Direccin General de Seguridad |
DOWAGER | Ops (B) in Italy |
DSO | Defence Security Officer |
FA | Reichsluftfahrtministerium Forschungsamt (Foreign Ministry Research Office) |
FAK | Nachrichten Fernaufklaerungs Kompanie (Long-range intercept company) |
Feste | Feste Nachrichten Aufklrungsstelle (stationary intercept company) |
FHW | Fremde Heere West |
Fnu | First Name Unknown |
FSS | Field Security Section |
FU III | Funkabwehr |
FUSAG | First United States Army Group |
GC&CS | Government Code & Cipher School |
GIS | German Intelligence Service |
GPO | General Post Office |
GRT | Gross Registered Tonnage |
GSP | Gibraltar Security Police |
H Gp B | Heere Group B |
Hoeh Kdr D Na | Hoeherer Kommandeur der Nachrichten Aufklaerung (Senior Communications Intelligence Officer) |
I-H | Eins Heer |
I-L | Eins Luft |
I-M | Eins Marine |
ISOS | Abwehr decrypts |
JIC | Joint Intelligence Committee |
JMA | Japanese military attach decrypts |
KO | Kriegsorganisation |
KONA | Kommandeur der Nachrichtenaufklrung |
LCI | Landing Craft Infantry |
LCP | Landing Craft Personnel |
LCS | London Controlling Section |
LCT | Landing Craft Tank |
LN Rgt | Luftnachrichten Regiment |
MI 14 | German order of battle section in the War Office |
MI5 | British Security Service |
MI6 | British Secret Intelligence Service |
MoI | Ministry of Information |
MP | US Army Military Police |
MSS | Most Secret Sources |
NKVD | Soviet intelligence service |
OB West | Oberbefehlshaber West |