The Hitler Diaries

The Hitler Diaries
	FALSE
	"Some sixty handwritten volumes recovered from a plane crash in 1945 are Adolf Hitler's personal diaries, covering the years 1932 to 1945 and revealing new details about his private thoughts and the Third Reich."
Domain	Technology & Media
Tactic	Fabrication; Imposture;
Era	Historical
First seen	1983
Origin	Announced by the West German magazine Stern in April 1983 and serialized in partner publications including The Sunday Times
Last reviewed	2026-10-26
	Further reading: books on Technology & Media

The Hitler Diaries were a set of about sixty notebooks that the West German news magazine Stern bought in the early 1980s and announced to the world in April 1983 as the private journals of Adolf Hitler. The magazine paid roughly 9.3 million Deutschmarks for them, and leading publications in Britain and the United States bought rights to publish extracts. Within two weeks of the announcement, forensic tests by West German authorities showed that the diaries were crude modern forgeries. The episode remains one of the most expensive and embarrassing failures in the history of journalism, and a standard case study in how competition, secrecy and wishful thinking can overwhelm basic verification.

The claim

Stern announced at a press conference in Hamburg on April 25, 1983, that it had obtained Hitler's diaries. According to the magazine, the notebooks had been aboard a plane that crashed near Dresden in April 1945 while evacuating material from Berlin, and had been hidden in East Germany for nearly four decades before being smuggled to the West.

The diaries were said to offer new insight into Hitler's thinking and to rewrite parts of history, including suggestions that Hitler had known less about the Holocaust than historians believed. That last point was especially dangerous, since it could be used to rehabilitate Hitler's reputation.

Stern sold serial rights in several countries. In Britain, The Sunday Times, owned by Rupert Murdoch, agreed to publish extracts, and Newsweek reported on them in the United States.

Origin

The diaries were forged by Konrad Kujau, a dealer in Nazi memorabilia in Stuttgart with a long record of forging documents and artworks. He wrote the notebooks himself, inventing much of the content and drawing other material from published sources, including a collection of Hitler's speeches and proclamations.

The diaries reached Stern through Gerd Heidemann, a veteran reporter at the magazine with a deep personal interest in Nazi history. Heidemann had bought Hermann Göring's former yacht and socialized with former Nazi officials. He told his editors he had found a source who could supply the diaries from East Germany, and he insisted on extreme secrecy. Over about two years, Stern passed large sums through Heidemann for successive volumes. Much of the money went missing.

What the evidence shows

The diaries were exposed quickly once they were subjected to proper testing. On May 6, 1983, the West German Federal Archives (Bundesarchiv), working with forensic experts, announced that the notebooks were forgeries. Among the findings:

The paper contained an optical brightening agent that was not used in paper manufacture until the 1950s.
The bindings and labels contained synthetic materials, including polyester threads, that were not available in Germany during the war.
The ink and glue were consistent with recent manufacture.
The content contained historical errors and passages copied from published sources, including errors that appeared in those sources.

The failure of verification was striking. Before publication, Stern had sent samples of handwriting for comparison, but some of the "authentic" reference documents used in the comparison had themselves been forged by Kujau, so the comparison confirmed the fakes against other fakes. The magazine had not commissioned thorough forensic analysis of the paper and ink before announcing its scoop.

The British historian Hugh Trevor-Roper (Lord Dacre), a director of The Times and an authority on Hitler's last days, initially vouched for the diaries after a brief examination in a Swiss bank vault. Days later, at the Stern press conference, he publicly expressed doubts. His reputation was badly damaged.

In 1985 a Hamburg court convicted Kujau and Heidemann of fraud. Kujau was sentenced to four years and six months in prison and Heidemann to four years and eight months. Senior editors at Stern resigned, and the magazine's credibility suffered for years. After his release Kujau became something of a celebrity and sold signed "genuine Kujau forgeries."

Why it persists

The Hitler Diaries remain a cautionary tale because they combine many of the conditions in which fakes succeed:

Desire. Historians, editors and the public wanted the diaries to be real. A discovery of that scale would have been the scoop of a lifetime.
Competition. The fear that a rival might get the story first pushed publications to move before verification was complete.
Secrecy. Heidemann's insistence on confidentiality kept the diaries away from independent experts who might have spotted problems sooner.
Circular verification. Authenticating forgeries against other forgeries produced false confidence.
Sunk costs. Once Stern had paid millions, it had strong incentives to believe the diaries were genuine.

The story has been retold in books, a 1991 German satirical film, Schtonk!, a 1991 British television dramatization, Selling Hitler, and a 2023 podcast series about the affair.

Lessons for readers

The bigger the scoop, the greater the need for independent verification.
Ask whether physical evidence has been tested by experts with no stake in the outcome.
Beware of verification that compares a document only with other material from the same source.
Secrecy demanded by a source is a warning sign, not a guarantee of value.
Expert endorsement given quickly, under pressure, is weaker than it looks.

Sources

Robert Harris, Selling Hitler: The Story of the Hitler Diaries (Faber and Faber, 1986).
Charles Hamilton, The Hitler Diaries: Fakes That Fooled the World (University Press of Kentucky, 1991).
Bundesarchiv statement on the forensic examination of the diaries, May 6, 1983.
Reporting on the 1985 Hamburg fraud trial of Konrad Kujau and Gerd Heidemann (multiple newspapers).