Dr. Christian Hardinghaus

Between the Frontlines · Part of the House Journal Family

World War II history rarely fits in a single chapter. Here I dig into the stories that didn’t make it into the textbooks — overlooked battles, forgotten voices, and the details that change how we read the bigger picture. New posts appear regularly, whenever there’s a story worth telling.

Also in the family

Between the Lines (House Journal) Between the Shadows (True Crime) Between the Frames (Mindfuck Movies)

Your Christian

Camp Ritchie WWII training camp with German emigrants and Jewish refugees at Military Intelligence Training Center. Symbol Picture

9. July 202512. July 2026Between the FrontlinesAllied Intelligence, American Jewish History, American Military Intelligence, Austrian Exiles, Battlefield Intelligence, Camp Ritchie, Camp Ritchie Maryland, Counterintelligence, D Day Intelligence, European Refugees, Fort Ritchie, German Exiles, German Jewish Refugees, German Language Intelligence, Holocaust Survivors, Interrogation Training, Jewish Refugees WWII, Maryland WWII History, Military Intelligence Service, Military Intelligence Training Center, Nazi Germany, Nazi Interrogation, POW Interrogation, Prisoner Interrogation, Psychological Warfare, Ritchie Boys, Ritchie Boys WWII, Secret Military Training, The Ritchie Boys, US Army Intelligence, World war II, World War II history, World War II Intelligence, WWII, WWII Espionage, WWII Intelligence4 min read12. July 2026

Camp Ritchie: The Secret of the Ritchie Boys

Between the Frontlines Untold Stories, Hidden Facts & Curiosities of World War II — What’s Not in the Textbooks · by Dr. Christian Hardinghaus File No. UNTOLDMaryland, 1942–19454 min read Camp Ritchie: The Secret School of the Ritchie Boys At […]

2. July 202512. July 2026Between the FrontlinesAllied Propaganda, Anti Nazi Propaganda, Black Propaganda, British Black Propaganda, British Intelligence, Calais Radio Station, Clandestine Radio, D Day Deception, Disinformation, Fake German Radio Station, German Language Radio, German Wehrmacht, Historical Propaganda, Morale Warfare, Nazi Germany, Nazi Soldiers, Operation Fortitude, Political Warfare Executive, Psychological Warfare, PsyOps, PWE, Radio Warfare, Secret Radio Station, Sefton Delmer, Soldatensender, Soldatensender Calais, Wartime Broadcasting, Wartime Media, World war II, World War II Propaganda, World War II Radio, WWII, WWII Broadcasting, WWII Propaganda, WWII PsyOps5 min read12. July 2026

Soldatensender Calais: Britain’s Fake German Radio

Between the Frontlines Untold Stories, Hidden Facts & Curiosities of World War II — What’s Not in the Textbooks · by Dr. Christian Hardinghaus File No. DECLASSIFIEDMilton Bryan, 1943–19454 min read The German Station That Wasn’t in Calais A British […]

25. June 202510. July 2026Between the FrontlinesAccidental Inventions, Beverage Industry History, Brand History, Coca Cola Company, Coca Cola Germany, Coca Cola History, Coca Cola in Nazi Germany, Corporate History, Fanta History, Fanta Origins, Fanta Wartime Invention, Fanta World War II, Fanta WWII, Food Substitutes, German Fanta, German Soft Drink, Historical Curiosities, History of Fanta, Inventions During War, Max Keith, Nazi Germany Economy, Soda History, Soft Drink History, Wartime Invention, Wartime Shortages, Wartime Soda, Weird History, World war II, World War II history, WWII Beverage History, WWII Food History5 min read10. July 2026

The Fanta Wartime Invention in Nazi Germany

Between the Frontlines Untold Stories, Hidden Facts & Curiosities of World War II — What’s Not in the Textbooks · by Dr. Christian Hardinghaus File No. MYTH-CHECKEssen, 19404 min read The Fanta Wartime Invention Before it became a global […]

Explore by Topic

World War II

True Crime

Mindfuck

General