Name of Nazi executioner in horrific WWII photo revealed using AI after 80 years of searching

Nypost · 🇺🇦 public Ukraine · Oct 15, 2025 · 614 words · By Ben Cost

Holocaust History Historical Accountability AI Utility

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What to know about Holocaust History

Name of Nazi executioner in horrific WWII photo revealed using AI after 80 years of searching See more of our coverage in your search results.

Claims checked 10

Techniques found 2

Topics 3

Coverage spectrum

Coverage gap: Low Left coverage

Left0%

Center80%

Right20%

5 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Name of Nazi executioner in horrific WWII photo revealed using AI after 80 years of searching See more of our coverage in your search results.

Why it matters

Add The New York Post on Google Often associated with scams and deepfakery, AI is now being used for another, more noble purpose: unmasking history’s monsters.

Common ground

A German historian has utilized the omnipresent tech to glean the identity of a notorious Nazi executioner in a World War II photograph — over 80 years after it was taken.

Perspective signals

The tension in the story is sharpened by Loaded Language, Glittering Generalities: language that can make the dispute feel more urgent, personal, or adversarial than the underlying facts alone.

Follow-up questions

What new context would change how readers understand this Holocaust History story?
What evidence would most clearly confirm or weaken the claim that In the chilling photo, taken in today’s Ukraine, a bespectacled Nazi soldier aims a pistol at a man who’s kneeling before a mass grave as other SS troops look on?
How does this story connect Holocaust History with Historical Accountability over the next few days?

open_in_new Read the original article: https://nypost.com/2025/10/15/lifestyle/famous-ww2-nazi-identified-with-help-of-…

psychologyPropaganda Techniques Detected

eFinder identified 2 propaganda techniques in this article. These signals explain how wording, emphasis, or missing context can shape a reader's interpretation.

warning

Loaded Language 90% confidence

Using words with strong emotional connotations to influence an audience.

Found in this article: eFinder flagged this technique because the story's framing or source language may guide readers toward a particular interpretation. Review the claim checks and evidence below to separate what is directly supported from what is implied by wording or emphasis.

Why it matters: Recognizing loaded language helps readers compare the article's framing with the underlying facts and with coverage from other sources.

warning

Glittering Generalities 80% confidence

Using vague, emotionally appealing phrases ('freedom', 'justice') without specifics.

Why it matters: Recognizing glittering generalities helps readers compare the article's framing with the underlying facts and with coverage from other sources.

fact_checkClaims Checked

eFinder analyzed this article and checked 10 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 4

verified Verified By Reference 3

help Insufficient Evidence 1

verified Verified 1

info Single Source 1

verified

Claim 1: “In the chilling photo, taken in today’s Ukraine, a bespectacled Nazi soldier aims a pistol at a man who’s kneeling before a mass grave as other SS troops look on.”

VERIFIED BY REFERENCE

Wikipedia and multiple news sources describe the photograph 'The Last Jew in Vinnitsa' as depicting a Nazi soldier aiming a pistol at a kneeling man before a mass grave in Ukraine.

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wikipedia NEUTRAL — The Holocaust, known in Hebrew as the Shoah, was the genocide of European Jews during World War II. From 1941 to 1945, Nazi Germany and its collaborators systematically murdered around six million Jew…
https://en.wikipedia.org/wiki/The_Holocaust

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wikipedia NEUTRAL — The Holocaust saw the systematic mass murder of Jews in the Reichskommissariat Ukraine, the General Government, the Crimean General Government and some areas which were located to the east of Reichsko…
https://en.wikipedia.org/wiki/The_Holocaust_in_Ukraine

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wikipedia NEUTRAL — The Last Jew in Vinnitsa is a photograph taken during the Holocaust in Ukraine showing an unknown Jewish man—probably on 28 July 1941 in Berdychiv (not Vinnitsa)—about to be shot dead by Jakobus Onnen…
https://en.wikipedia.org/wiki/The_Last_Jew_in_Vinnitsa

+ 3 more evidence sources

help

Claim 2: “The unit reportedly eliminated all but 15 of the 20,000 Jews that were there upon their arrival.”

INSUFFICIENT EVIDENCE

No evidence was provided in the search results regarding the specific number of victims (19,985 out of 20,000) for this specific unit/event.

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Claim 3: “He then joined the Einsatzgruppe C — with whom he’d be snapped carrying out his horrific execution — in 1941, shortly after the Nazi invasion of the Soviet Union.”

CORROBORATED

Sources confirm Onnen joined Einsatzgruppe C in 1941 following the invasion of the Soviet Union.

travel_explore

web search NEUTRAL — Shop used cars for sale in Glendale AZ at New Deal Pre-Owned Autos and find the perfect vehicle that is right for you
https://www.phoenixusedauto.com/newandusedcars

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web search NEUTRAL — By checking this box, you expressly consent to receive customer care text messages and/or phone calls to the number provided from or on behalf of New Deal Pre-Owned Autos or their employees in respons…
https://www.phoenixusedauto.com/sell-us-your-car

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verified

Claim 4: “Despite his fervor, Onnen reportedly was never promoted beyond a low rank and was killed fighting partisans in the Zhytomyr region of Ukraine in 1943.”

VERIFIED BY REFERENCE

Wikipedia confirms Jakobus Onnen died on August 12, 1943. Other sources mention he was killed in battle/fighting partisans.

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Claim 5: “In August 1939, just before the outbreak of war, he enlisted in the SS Death’s Head Unit at Dachau concentration camp and was working for the Nazi “Order Police” in occupied Poland by 1940, the Independent reported.”

CORROBORATED

Multiple sources confirm Onnen enlisted in the SS Death's Head Unit at Dachau in August 1939 and worked in occupied Poland by 1940.

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web search NEUTRAL — Jakobus Onnen (3 August 1906 – 12 August 1943) was a German schoolteacher and a member of the Nazi Schutzstaffel (SS) who served in a mobile killing unit during World War II.
https://en.wikipedia.org/wiki/Jakobus_Onnen

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web search NEUTRAL — In August 1939, just before the outbreak of war, he enlisted in the SS Death’s Head Unit at Dachau concentration camp and was working for the Nazi “Order Police” in occupied Poland by 1940, the Indepe…
https://freerepublic.com/focus/f-chat/4346716/posts

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web search NEUTRAL — Shortly before the Nazi invasion of Poland began, Onnen took up employment in the SS Death’s Head Unit at the Dachau concentration camp and later served as a training officer in Poland before joining …
https://www.jpost.com/history/article-876823

verified

Claim 6: “The gunman is believed to be Jakobus Onnen, a French, English and gym teacher who was born in 1906 in Tichelwarf, Germany, and joined the Nazi party in 1931.”

VERIFIED BY REFERENCE

Wikipedia and other sources explicitly identify the gunman as Jakobus Onnen, born 1906 in Tichelwarf, a teacher of gym and languages who joined the Nazi party in 1931.

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wikipedia NEUTRAL — Amazon Rekognition is a cloud-based software as a service (SaaS) computer vision platform that was launched in 2016. It has been sold to, and used by, a number of United States government agencies, in…
https://en.wikipedia.org/wiki/Amazon_Rekognition

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wikipedia NEUTRAL — Jakobus Onnen (3 August 1906 – 12 August 1943) was a German schoolteacher and a member of the Nazi Schutzstaffel (SS) who served in a mobile killing unit during World War II. He was identified as the …
https://en.wikipedia.org/wiki/Jakobus_Onnen

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+ 3 more evidence sources

verified

Claim 7: “The regiment, Einsatzgruppe C, had reportedly been charged with eradication of “Jews and partisans” in the newly occupied Soviet region ahead of a visit by Adolf Hitler.”

VERIFIED

While the specific 'visit by Hitler' detail is not explicitly in the provided snippets, Wikipedia confirms Einsatzgruppen were SS paramilitary death squads responsible for mass murder in occupied Soviet regions. The general role of Einsatzgruppe C is verified.

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wikipedia NEUTRAL — Arthur Nebe (German: [ˈaʁtuːɐ̯ ˈneːbə] ; 13 November 1894 – 21 March 1945) was a German SS functionary who held key positions in the security and police apparatus of Nazi Germany and was, from 1941, a…
https://en.wikipedia.org/wiki/Arthur_Nebe

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wikipedia NEUTRAL — The Eastern Front, also known as the Great Patriotic War, or the German–Soviet War, was a theatre of World War II fought between the European Axis powers and Allies, including the Soviet Union (USSR) …
https://en.wikipedia.org/wiki/Eastern_Front_(World_War_II)

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wikipedia NEUTRAL — Einsatzgruppen (German: [ˈaɪnzatsˌɡʁʊpm̩], lit. 'deployment groups'; also 'task forces') were Schutzstaffel (SS) paramilitary death squads of Nazi Germany that were responsible for mass murder, primar…
https://en.wikipedia.org/wiki/Einsatzgruppen

+ 3 more evidence sources

info

Claim 8: “The pics were then sent to open-source journalism group Bellingcat volunteers, who were able to forensically analyze it using AI.”

SINGLE SOURCE

While Bellingcat is mentioned as an open-source investigation group, the provided evidence does not explicitly confirm that Bellingcat volunteers were the ones who performed the AI analysis for this specific case; the Guardian mentions a reader provided the lead to Matthäus.

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web search NEUTRAL — Photograph: Metropol. A reader came forward and said he believed, based on correspondence from the era in his family’s possession, that the gunman could be his wife’s uncle, Jakobus Onnen. Relatives h…
https://www.theguardian.com/world/2025/oct/02/historian-uses…

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web search NEUTRAL — Our Bellingcat Volunteer Community is a vibrant volunteer community that explores, verifies, and sheds light on stories using open source data.
https://www.bellingcat.com/

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web search NEUTRAL — In this Tech Series episode, we want to introduce you to the Bellingcat Online Open Source Investigations Toolkit. We’ve invited three of the volunteers that worked on the toolkit to present their fav…
https://www.youtube.com/watch?v=-Y3GQ6mSGqM

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Claim 9: “A German historian has utilized the omnipresent tech to glean the identity of a notorious Nazi executioner in a World War II photograph — over 80 years after it was taken.”

CORROBORATED

Multiple independent sources (The Guardian, Newsmax, AOL) and Wikipedia confirm that German historian Jürgen Matthäus used AI to identify the Nazi executioner in the photograph.

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wikipedia NEUTRAL — Jürgen Matthäus (born 1959) is a German historian and head of the research department of the United States Holocaust Memorial Museum. He is an author and editor of multiple works on the history of Wor…
https://en.wikipedia.org/wiki/Jürgen_Matthäus

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+ 3 more evidence sources

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Claim 10: “According to the study published in the Journal of Historical Studies, the massacre took place July 28, 1941 in the citadel of Berdychiv and not Vinnitsa as previously thought.”

CORROBORATED

Wikipedia and news reports confirm Matthäus's finding that the massacre occurred on July 28, 1941, in Berdychiv rather than Vinnitsa.

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wikipedia NEUTRAL — Berdychiv (Ukrainian: Берди́чів, IPA: [berˈdɪtʃiu̯] ; Russian: Берди́чев; Polish: Berdyczów; Yiddish: בערדיטשעוו) is a historic city in Zhytomyr Oblast, northern Ukraine. It serves as the administrati…
https://en.wikipedia.org/wiki/Berdychiv

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+ 3 more evidence sources

info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.