CATEGORY SAS-SOE-OSS-FBI Files

British Foreign Office – Assassination Priorities – Operation Overlord

#MI6, #FO1093/292, #Vichy, #SIS, #SOE, #SHAEF, Document Source: Special Operations in preparation of Operation Overlord. Elimination of the Top German Commanders. Archive EUCMH via BAM USA. (Note Raw Archive) Foreword About this document: British Foreign Office File on Assassination Priorities for Operation Overlord dated twenty-one days before the D-Day launch of Operation Overlord, the first memo in a file designated as FO 1093/292, has the subject 'Assassination Priorities for Overlord', and states,...

Frontline Intelligence in WW2 – (3) Allied T Forces (Keith Ellison)

Document Source: Frontline Intelligence in WW2 - (3) Allied T Forces (Keith Ellison) During World War Two, the Allies employed specialist task forces (S Forces) in North Africa and Italy which were used to search newly occupied cities and towns for intelligence, strategic, tactical, technical and economic documents, and artifacts. The initial aims had been to collect military intelligence and counter-intelligence, but with the occupation of Rome, these aims had...

Front-Line Intelligence in WW2 – Allies (2) (Keith Ellison)

Document Source: Front Line Intelligence in World War Two (II) The Development of Allied Intelligence Unit. Keith Ellison The first part of this series explained how the Germans developed their intelligence front-line collection units. This article covers how the western allies copied the German example under the Codename S Force during their North African campaign. While some problems were identified, the system proved successful enough for the allies to continue...

Operation Anthropoid – Heydrich Assassination

Lidice: In Memoriam, Lidice uchytilova pomnik detskych obeti Lidice. Reinhard Tristan Eugen Heydrich was norn in Halle and der Saale on Mar 7, 1904. He was SS-Obergruppenführer; General der Polizei; Chief of the Reich Security Office; Geheimstadtpolizei (Gestapo); Kriminalpolizei (Kripo); Sicherheitsdienst (SD); Stellvertretender Reichsprotektor of Bohemia and Moravia; President of the ICPC (Interpol); Main Architect of the Holocaust; Chairman in Jan 1942, of the Wannsee Conference and finally eliminated on...

Operation Pastorius : Duquesne Ring 1942 (Nazi in USA)

Document Source: OSS FBI File about Operation Pastorius, a failed German intelligence plan for sabotage inside the United States during World War II. The operation was staged in June 1942 and was to be directed against strategic American economic targets. The operation was named by Admiral Wilhelm Canaris, chief of the German Abwehr, for the leader of the first organized settlement of Germans in America. Despite the Quaker sympathies...

SOE Codes & Agents – World Wat Two

Special Operations Executive (SOE) Codes Operations in Europe Doc Snafu - Prélude The Special Operations Executive (SOE) was a secret British organization formed during World War II to conduct espionage, sabotage, and reconnaissance in occupied Europe and Asia. Established in July 1940 under the directive of PM Winston Churchill, the SOE was tasked with aiding resistance movements, disrupting enemy operations, and undermining Axis control in occupied territories. Its motto, Set Europe Ablaze,...

OSS Wartime File : Adolf Hitler Collected Intelligence

Document Source: (OSS File) Memo copy is from the RID/ATI file folder on Adolf Hitler filed under Wah X-2 Personalities #13; the folder contains 1 copy of a 28-page report on Heinrich Himmler in addition to the 68-page paper on Hitler of which the attached copy is an extra one extracted for inclusion, with the memo, in the Hitler 201 file (if not already duplicated therein): 201-93533 - EUCMH Foreword...

German Capitulation in Northern Italy (OSS)

Document source: Wild Bill Donovan OSS File, World War Two, German Capitulation Northern Italy Gen William Joseph 'Wild Bill' Donovan (Jan 1, 1883 – Feb 8, 1959) was an American soldier, lawyer, intelligence officer, and diplomat, best known for serving as the head of the Office of Strategic Services (OSS), the precursor to the Central Intelligence Agency, during World War II. He is regarded as the founding father of the...

Category SAS-SOE-OSS-FBI Files

SAS–SOE–OSS–FBI Files

This category delves into the shadow war fought behind enemy lines, spotlighting declassified files and mission reports from some of the most secretive organizations of World War II and the early Cold War: Britain’s Special Air Service (SAS), Special Operations Executive (SOE), the American Office of Strategic Services (OSS), and the Federal Bureau of Investigation (FBI).

These files document sabotage missions, espionage operations, resistance coordination, psychological warfare, and counterintelligence efforts across Europe, North Africa, and the Far East. They reveal not just operations, but the personalities and tensions within these clandestine networks—agents dropped into occupied territories, double agents playing both sides, and internal conflicts between military and civilian command structures.

SAS records highlight daring raids and guerrilla actions designed to disrupt Axis infrastructure. SOE files—“the Ministry of Ungentlemanly Warfare”—include detailed mission briefs, resistance contacts, and post-operation assessments. OSS/SOS documents offer insight into America’s wartime intelligence evolution, from cultural analyses to coded transmissions and field agent reports. The FBI’s contribution focuses on internal security, Axis espionage in the Western Hemisphere, and wartime surveillance efforts on U.S. soil.

These are not just operational documents; they are human stories—agents betrayed, missions aborted, lives risked in silence. The tension between strategy and survival is present in every line. Whether through memos, field reports, intercepted communications, or agent debriefings, these files open a window into the high-stakes chess game that shaped the war from the shadows.

Together, they chart the rise of modern intelligence warfare and expose the fragile line between bravery and secrecy. For researchers, enthusiasts, and students of espionage history, this category offers some of the most compelling raw material of the 20th century’s global conflict.

Explore, discover, and be part of the history!