6-Book Series · Now Complete
World War II
From a German Point of View

An English-language book series built around German soldiers, survivors, refugees and eyewitnesses — based on interviews, documents, photographs and historically contextualized testimonies. Book 6: The Iron Cross Bargain is available now.

6 Books
100+ Interviews
2,000+ Photographs
84yrs In The Making
Cover of The Cursed Generation by Christian Hardinghaus
Cover of Hitler's Lost Boys in WWII by Christian Hardinghaus
Cover of Hitler's Betrayed Daughters by Christian Hardinghaus
Cover of The Wolf Girl by Christian Hardinghaus
Cover of Ferdinand Sauerbruch by Christian Hardinghaus
NEW Cover of The Iron Cross Bargain by Christian Hardinghaus

World War II History Hub: German Eyewitness Accounts & Nazi Germany Encyclopedias

World War II history is more than dates, battles and military structures — it is also the testimony of those who lived through dictatorship, war, collapse and survival.

This hub brings together the historical work of Dr. Christian Hardinghaus: German eyewitness interviews, World War II books, video testimonies and detailed encyclopedias on Nazi Germany, Wehrmacht ranks, military organizations and wartime terminology.

Based on more than 100 eyewitness interviews, archival material, photographs and historical research, the page offers a structured entry point for readers, students, authors and researchers interested in the German experience of World War II.

The featured encyclopedias help explain who held power, how military and political structures worked, and how Nazi-era terminology can be understood critically and historically.

100+ Eyewitness Interviews
150+ Military Ranks Documented
130+ Nazi Organizations Explained

New Blog Series

Between the Frontlines

Untold Stories, Hidden Facts & Curiosities of World War II — what’s not in the textbooks.

Open the Files →

Untold World War II Stories & Myth-Checks

The Between the Frontlines series examines overlooked episodes, wartime myths, propaganda, survival and everyday life. Each article separates established evidence from popular retellings and links the story to the encyclopedias on this page.

The Fanta Wartime Invention

How shortages in Nazi Germany led Coca-Cola’s German subsidiary to create the original Fanta in 1940.

Read the myth-check

Soldatensender Calais

How Britain used a convincing fake German military station as black propaganda against the Wehrmacht.

Read the story

Camp Ritchie & the Ritchie Boys

The secret intelligence school where German-speaking refugees prepared to interrogate enemy prisoners.

Read the story

Charlie Chaplin & Hitler

What is true about their famous resemblance and how The Great Dictator challenged Nazi dictatorship.

Read the myth-check

Wolf Children of East Prussia

The history of German children who survived hunger, flight and hidden identities in Lithuania after the war.

Read the history

Panzerschokolade & Pervitin

German stimulant use during World War II—and the limits of the claim that methamphetamine powered the Blitzkrieg.

Read the myth-check

Wojtek the Bear

How a Syrian brown bear became the legendary mascot of the Polish II Corps during World War II.

Read the story

Historical Method, Sources & Responsibility

Research on World War II and Nazi Germany requires historical precision, ethical awareness and a clear distinction between documentation, interpretation and ideology. This page presents German eyewitness accounts and military history in a critical, contextualized and source-oriented way.

Source-Based Research

The work draws on eyewitness interviews, archival material, personal documents, photographs, letters and historical publications.

Critical Context

Nazi organizations, military ranks and wartime structures are explained historically — not glorified. The goal is understanding, documentation and critical remembrance.

Author Expertise

Dr. Christian Hardinghaus is a historian, media scholar and author whose work focuses on World War II testimonies, memory culture and the long-term impact of war.

The Complete Series

Six volumes built around German eyewitness accounts, biographies and documented wartime experiences. → Visit the dedicated Series Page for trailers, full descriptions and book links.

Featured Encyclopedias

Four reference works help readers navigate Nazi-era terminology, military ranks, organizations and power structures — with historical context and critical classification.

Command & Compliance

Who gave the orders — and who carried them out? This encyclopedia explains the structure of the Nazi state: Wehrmacht, SS, NSDAP and ministries with their jurisdictions and power dynamics.

Explore Nazi Germany Encyclopedia

Rank & Reputation

All military ranks of the Wehrmacht, SS, SA and NSDAP — with rank comparisons, collar tabs and historical context.

Explore Wehrmacht and SS Ranks

Colors & Corps

The color chart of the Wehrmacht and Waffen-SS — and what branch colors reveal about rank, unit and military identity.

Explore Wehrmacht Branch Colors

Voices from History

History comes alive through those who lived it. Watch Christian Hardinghaus discuss his research — and hear firsthand testimonies from Rolf Sachweh and Ursula Dorn.

English Subtitles
Expert Analysis

Understanding WW2: A Historian’s Perspective

Christian Hardinghaus explores the complexities of World War II, drawing from over 100 eyewitness interviews and years of historical research.

Full lecture English subtitles
Watch on YouTube
English Subtitles
Eyewitness Account

Rolf Sachweh: Memories of the Rheinwiesenlager

Featured in Hitler’s Lost Boys — Rolf Sachweh shares his experience of the Rhine meadow camps in 1945.

1945 testimony Hitler’s Lost Boys
English Subtitles
The Wolf Girl

Ursula Dorn: A Story of Survival

Meet Ursula Dorn, whose life story inspired The Wolf Girl. Her testimony offers a personal perspective on childhood, displacement and survival after World War II.

Featured biography The Wolf Girl

“These interviews are not only historical records — they are windows into lived experience. Through voices like Rolf’s and Ursula’s, we preserve not just history, but humanity.”

Christian Hardinghaus, Historian & Author

Featured Books: Voices That Must Be Heard

These books preserve eyewitness testimonies, letters, photographs and biographies from the Second World War. Within our lifetime, the last eyewitnesses will be gone — making careful documentation essential.

Book mockup of Hitler's Lost Boys in WWII by Christian Hardinghaus
Last Witnesses
Eyewitness Testimonies

Hitler’s Lost Boys in WWII

Over 60,000 teenagers were killed defending a collapsing regime. Thirteen survivors finally tell their stories.

April 20, 1945: Hitler’s last public appearance was not with generals — it was pinning medals on boys. Raised on propaganda and armed with Panzerfausts, some as young as fourteen believed they could still change the course of the war.

For decades, many survivors remained silent. In this book, Dr. Christian Hardinghaus presents thirteen testimonies from Luftwaffe auxiliaries, Volkssturm conscripts and tank-destroyer squads.

This documented history is disappearing within our lifetime.

58 rare photographs 13 firsthand accounts
Book mockup of The Wolf Girl by Christian Hardinghaus
Wolf Children
Survival Biography

The Wolf Girl

Thousands of children were left displaced after World War II. Ursula Dorn was one of them — and she survived.

1946: Eleven-year-old Ursula Dorn fled alone into the wilderness, becoming one of the Wolfskinder — orphaned German children struggling to survive in Soviet-occupied territory.

For 70 years, she kept silent. Now her testimony helps preserve the story of a forgotten generation.

First-person testimony 70 years of silence
Book mockup of The Iron Cross Bargain by Christian Hardinghaus
New Release
Primary Source · True Story

The Iron Cross Bargain

He made a bargain with the Nazi regime. It worked. But it cost him everything.

Dr. Helmut Machemer volunteered on the first day of the war — not out of ideology, but to protect his family. His wife was classified as “half-Jewish.” His path was to earn the Iron Cross under fire and petition Hitler directly.

On May 14, 1942, he received the Iron Cross First Class. Seven days later, he was dead. His family survived.

Drawn from 160+ letters, 2,000+ photographs and film footage Helmut shot himself at the Eastern Front.

80+ illustrations Hitler-signed document 84 years in the making

Frequently Asked Questions About World War II History

A World War II encyclopedia is a structured reference work that explains historical terms, military ranks, organizations, abbreviations, institutions and political structures of the period. On this page, the encyclopedias focus especially on Nazi Germany, the Wehrmacht, the Waffen-SS, Nazi organizations and command structures.
They are designed for history readers, students, authors, researchers and anyone who wants to understand World War II terminology, Nazi-era institutions and German military structures with historical context.
The Wehrmacht was the regular armed forces of Nazi Germany, consisting of the army, navy and air force. The Waffen-SS was the military branch of the SS and was more directly tied to Nazi ideology and SS command structures. Their roles, ranks, uniforms and institutional responsibilities differed and are explained in the encyclopedias linked on this page.
Branch colors, known as Waffenfarben, identified a soldier’s service branch or function. For example, pink was associated with armored troops, red with artillery and green with certain infantry or mountain troop contexts. The Colors & Corps encyclopedia explains these colors in detail.
Reliable starting points include academic publications, national archives, museum collections, documented eyewitness interviews and institutions such as the U.S. National Archives, the United States Holocaust Memorial Museum and the Imperial War Museums.

Additional Resources & Further Reading

Expand your understanding with curated resources — from Christian Hardinghaus’s own books and articles to archives, museums and moderated historical research communities.