Pope Leo XIV makes historic apology for Vatican’s role in legitimizing slavery

Nbcwashington · 🇺🇸 public United States · May 25, 2026 · 1196 words · By Nicole Winfield; Paolo Santalucia; The Associated Press

Catholic Church History and Colonialism Digital Revolution and Modern Slavery Papal Apology for Slavery

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Pope Leo XIV made a historic apology on Monday for the Holy See’s role in legitimizing slavery and for having failed to condemn it for centuries, calling the Vatican’s record a “wound in Christian memory.” Past popes have apologized for Christians’…

Claims checked 19

Techniques found 1

Topics 3

Coverage spectrum

Coverage gap: Low Left coverage

Left0%

Center83%

Right17%

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

What happened

Why it matters

But no pope had ever publicly acknowledged, much less apologized for, the role that past popes played in giving European sovereigns explicit authority to subjugate and enslave “infidels.” Stream NBC4 newscasts for free right here, right now.

Common ground

History’s first U.S.-born pope, whose family history includes both enslaved people and slave owners, delivered the apology in his first encyclical, “Magnifica Humanitas,” (Magnificent Humanity), which was released Monday.

Perspective signals

The tension in the story is sharpened by Loaded Language: 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 Catholic Church History and Colonialism story?
What evidence would most clearly confirm or weaken the claim that the Vatican insists that a later bull, Sublimis Deus in 1537, reaffirmed that Indigenous peoples shouldn’t be deprived of their liberty or the possession of their property, and weren’t to be enslaved?
How does this story connect Catholic Church History and Colonialism with Digital Revolution and Modern Slavery over the next few days?

open_in_new Read the original article: https://www.nbcwashington.com/news/national-international/pope-leo-xiv-makes-his…

psychologyPropaganda Techniques Detected

eFinder identified 1 propaganda technique in this article. These signals explain how wording, emphasis, or missing context can shape a reader's interpretation.

warning

Loaded Language 70% 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.

fact_checkClaims Checked

eFinder analyzed this article and checked 19 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

schedule Pending 9

check_circle Corroborated 5

info Single Source 2

verified Verified By Reference 2

verified Verified 1

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Claim 1: “the Vatican insists that a later bull, Sublimis Deus in 1537, reaffirmed that Indigenous peoples shouldn’t be deprived of their liberty or the possession of their property, and weren’t to be enslaved.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

verified

Claim 2: “Shannen Dee Williams, historian at the University of Dayton and author of the 2022 history of American Black Catholic nuns, “Subversive Habits””

VERIFIED

Web search results from the University of Dayton and Catholic Theological Union confirm Shannen Dee Williams is a historian at the University of Dayton and author of 'Subversive Habits' (2022).

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wikipedia NEUTRAL — In American television in 2025, notable events included television show debuts, finales, and cancellations; channel launches, closures, and rebrandings; stations changing or adding their network affil…
https://en.wikipedia.org/wiki/2025_in_American_television

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wikipedia NEUTRAL — This is a list of American films released in 2006.
https://en.wikipedia.org/wiki/List_of_American_films_of_2006

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wikipedia NEUTRAL — The following American Catholics are still being endorsed and promoted for sainthood causes by Catholic associations and dioceses but have not yet had such proposals accepted by a bishop or diocese.
https://en.wikipedia.org/wiki/List_of_American_proposed_cand…

+ 3 more evidence sources

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Claim 3: “That bull and another issued three years later, Romanus Pontifex, formed the basis of the Doctrine of Discovery”

SINGLE SOURCE

The claim that these bulls formed the basis of the Doctrine of Discovery is mentioned in the cross-reference (The Hindu), but not explicitly detailed in the provided Wikipedia/web snippets for this specific claim index.

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cross reference SUPPORTS — That bull and another issued three years later, Romanus Pontifex, formed the basis of the Doctrine of Discovery
https://www.thehindu.com/news/international/pope-leo-xiv-mak…

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Claim 4: “During a 1985 visit to Cameroon, St. John Paul II asked forgiveness of Africans for the slave trade on behalf of Christians who participated in it”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 5: “In 2023, the Vatican formally repudiated the Doctrine of Discovery, but it never formally rescinded, abrogated or rejected the bulls themselves.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 6: “During a visit to Angola last month, Leo prayed at a Catholic shrine at the site of an important hub of the African slave trade... the Sanctuary of Mama Muxima”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

verified

Claim 7: “The bull also gave the Portuguese permission “to reduce their persons to perpetual slavery.””

VERIFIED BY REFERENCE

Wikipedia and historical reference sources (Doctrine of Discovery Project) confirm that Dum Diversas authorized the reduction of non-believers to 'perpetual slavery'.

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web search NEUTRAL — It authorised Alfonso V of Portugal to reduce any “Saracens (Muslims) and pagans and any other unbelievers” to perpetual slavery. This facilitated the Portuguese slave trade from West Africa. The same…
https://doctrineofdiscovery.org/dum-diversas/

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web search NEUTRAL — Dum Diversas (English: While different) is a papal bull issued on 18 June 1452 by Pope Nicholas V. It authorized King Afonso V of Portugal to fight, subjugate, and conquer "those rising against the Ca…
https://en.wikipedia.org/wiki/Dum_Diversas

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web search NEUTRAL — The Dum Diversas gives King Alfonso V of Portugal permission to reduce any “nonbelievers” to perpetual slavery. The Portuguese take this and run, and begin enslaving West Africans, which gets beyond u…
https://sites.smith.edu/itsjusthistory/papal-bulls-dum-diver…

+ 1 more evidence source

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Claim 8: “His family tree includes slaveholders and enslaved people”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

verified

Claim 9: “In 1452, for example, Pope Nicholas V issued the papal bull Dum Diversas, which gave the Portuguese king and his successors the right “to invade, conquer, fight and subjugate” and take all possessions — including land — of “Saracens, and pagans, and other infidels, and enemies of the name of Christ” anywhere.”

VERIFIED BY REFERENCE

Wikipedia and other historical web sources confirm that Pope Nicholas V issued the papal bull Dum Diversas on June 18, 1452, granting the Portuguese king the right to invade and subjugate 'Saracens, and pagans'.

travel_explore

web search NEUTRAL — ... papal bull issued on 18 June 1452 by Pope Nicholas V. ... This bull reaffirmed the earlier bulls Dum Diversas and Romanus Pontifex, which recognized Portugal's ...
https://en.wikipedia.org/wiki/Dum_Diversas

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web search NEUTRAL — Jan 14, 2026 ... HOW CHRISTIANITY IS DIRECTLY RESPONSIBLE FOR THE TRANSATLANTIC SLAVE TRADE OF AFRICAN PEOPLE: Papal Bull Dum Diversas 18 June, 1452: Pope ...
https://www.facebook.com/IkemefunaHistoryTV/posts/the-church…

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web search NEUTRAL — Jul 15, 2024 ... In 1452, Pope Nicholas V issued the papal bull Dum Diversas, granting Afonso V of Portugal the right to reduce any "Saracens, pagans and any ...
https://www.facebook.com/StandingBearNetwork/posts/the-doctr…

+ 1 more evidence source

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Claim 10: “Nicholas V’s permissions to the Portuguese were confirmed or renewed by Pope Callixtus III in 1456, Pope Sixtus IV in 1481 and Pope Leo X in 1514”

SINGLE SOURCE

The specific dates and popes (Callixtus III, Sixtus IV, Leo X) confirming the permissions are cited in the cross-reference (The Hindu), but not independently corroborated in the other provided evidence snippets.

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cross reference SUPPORTS — Pope Nicholas V's permissions to the Portuguese were confirmed or renewed by Pope Callixtus III in 1456, Pope Sixtus IV in 1481, and Pope Leo X in 1514
https://www.thehindu.com/news/international/pope-leo-xiv-mak…

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Claim 11: “In a 1992 visit to Goree Island, Senegal... he denounced the injustice of slavery”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 12: “a series of 15th-century directives from the Vatican authorized Portuguese sovereigns to conquer Africa and the Americas and enslave non-Christians.”

CORROBORATED

The Hindu and multiple web sources (KOB.com, etc.) report that 15th-century Vatican directives authorized Portuguese sovereigns to conquer Africa and the Americas and enslave non-Christians.

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wikipedia NEUTRAL — The Americas, sometimes collectively called America, are a landmass comprising the totality of North America and South America. When viewed as a single continent, the Americas are the second largest c…
https://en.wikipedia.org/wiki/Americas

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wikipedia NEUTRAL — A list of all currencies, current and historic. The local name of the currency is used in this list, with the adjectival form of the country or region.
https://en.wikipedia.org/wiki/List_of_currencies

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wikipedia NEUTRAL — A Vatican passport (Italian: passaporto vaticano; Latin: syngraphus diplomaticus) is a passport issued by the Holy See or by Vatican City State. The Holy See issues diplomatic and service passports, w…
https://en.wikipedia.org/wiki/Vatican_City_and_Holy_See_pass…

+ 4 more evidence sources

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Claim 13: “Pope Leo XIV made a historic apology on Monday for the Holy See’s role in legitimizing slavery and for having failed to condemn it for centuries”

CORROBORATED

Multiple independent news sources (abc7NY, abc7.la, and other web results) report that Pope Leo XIV made a historic apology for the Holy See's role in legitimizing slavery.

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wikipedia NEUTRAL — Since January 2026, a diplomatic rift has emerged between the United States and the Holy See, which governs Vatican City and the Catholic Church, stemming from Pope Leo XIV's opposition to US foreign …
https://en.wikipedia.org/wiki/2026_Holy_See–United_States_ri…

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wikipedia NEUTRAL — Pope Leo XIV (born Robert Francis Prevost) comes from an American family of French, Italian, Spanish and Louisiana Creole descent. The surname "Prevost" (originally "Prévost") is from an French cognat…
https://en.wikipedia.org/wiki/Family_of_Pope_Leo_XIV

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wikipedia NEUTRAL — Pope Leo XIV (born Robert Francis Prevost, pronounced PREE-vohst; September 14, 1955) is the head of the Catholic Church and sovereign of Vatican City. He is the first pope to have been born in the U…
https://en.wikipedia.org/wiki/Pope_Leo_XIV

+ 3 more evidence sources

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Claim 14: “According to genealogical research published by Henry Louis Gates Jr., 17 of Leo’s American ancestors were Black”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 15: “Pope Leo XIII, was the first pope to explicitly condemn slavery in 1888”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 16: “in antiquity and the Middle Ages, church institutions and even popes — Gregory the Great — had slaves”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 17: “History’s first U.S.-born pope... delivered the apology in his first encyclical, “Magnifica Humanitas,” (Magnificent Humanity), which was released Monday.”

CORROBORATED

The claim is corroborated by The Hindu and multiple web search results. Wikipedia confirms Pope Leo XIV (Robert Francis Prevost) is the first pope born in the United States.

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wikipedia NEUTRAL — Christopher Olah (born 1992 or 1993) is a Canadian machine learning researcher who co-founded Anthropic. He is known for his work on neural network interpretability, particularly mechanistic interpret…
https://en.wikipedia.org/wiki/Chris_Olah

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wikipedia NEUTRAL — This chronological list of the popes of the Catholic Church corresponds to that given in the Annuario Pontificio under the heading "I Sommi Pontefici Romani" (The Roman Supreme Pontiffs), excluding th…
https://en.wikipedia.org/wiki/List_of_popes

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+ 4 more evidence sources

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Claim 18: “The sweeping manifesto is about safeguarding humanity in an era of increasing reliance on artificial intelligence.”

CORROBORATED

The Hindu and multiple web search results confirm the encyclical 'Magnifica Humanitas' is about safeguarding the human person in the era of artificial intelligence.

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web search NEUTRAL — Encyclical letter magnifica humanitas of his holiness pope leo XIV on safeguarding the human person in the time of artificial intelligence. [Multimedia].
https://www.vatican.va/content/leo-xiv/en/encyclicals/docume…

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web search NEUTRAL — artificial intelligence. Magnifica humanitas.The opening words of Pope Leo XIV’s first encyclical, Magnifica humanitas: On Safeguarding the Human Person in the Time of Artificial Intelligence, summari…
https://www.vaticannews.va/en/pope/news/2026-05/pope-leo-xiv…

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web search NEUTRAL — Magnifica Humanitas Pope Leo XIV Pope Leo XIV had just weighed into these matters with his first papal encyclical, Magnifica Humanitas (“Magnificent Humanity”).Indeed, that is clearly stated in its su…
https://dailydeclaration.org.au/2026/05/27/magnifica-humanit…

+ 1 more evidence source

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Claim 19: “no pope had ever publicly acknowledged, much less apologized for, the role that past popes played in giving European sovereigns explicit authority to subjugate and enslave “infidels.””

CORROBORATED

Multiple web sources (abc7.la, Reddit, and other news results) explicitly state that no previous pope had publicly acknowledged or apologized for granting authority to enslave 'infidels'.

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wikipedia NEUTRAL — On 18 May 2025, Pope Leo XIV celebrated the inauguration Mass of his pontificate, formally known as the "Mass for the Beginning of the Petrine Ministry of the Bishop of Rome". The event was attended b…
https://en.wikipedia.org/wiki/Inauguration_of_Pope_Leo_XIV

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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.