How Nazis Built an Escape Network to Argentina

Argentina became a haven for Nazi war criminals through decades of German immigration, Nazi infiltration of institutions, and deliberate ratlines established by Juan Perón and banker Ludwig Freud. The escape routes ran through Scandinavia, Spain, and the Vatican, with cooperation from diplomats, clergy, and intelligence operatives. Most major Allied powers, including the US and Britain, similarly recruited Nazi scientists and overlooked war criminals for strategic advantage.

German Immigration and Early Influence in Argentina

Massive Population Growth Driven by Immigration

Argentina's population surged from 1.7 million in 1869 to 8 million by 1914, primarily through Italian and Spanish immigration. About 100,000 German speakers also arrived, including Volga Germans (descendants of settlers brought to Russia by Catherine the Great) who later relocated to Argentina, particularly Buenos Aires and Entre Rios provinces.

German Community Prosperity and Military Integration

By the 1920s, German-Argentines thrived as doctors, civil servants, teachers, farmers, and soldiers. They established German schools and industrial connections back to Germany. The Argentine military actively recruited German scientists and technicians to strengthen its military-industrial complex, creating deep institutional ties.

Nazi Party Infiltration of German Institutions

After Hitler's 1933 rise to power, the Third Reich infiltrated or took over German-Argentine organizations including religious, educational, labor, social, sporting, and musical associations through the Argentine Landsgruppe (local Nazi chapter). Jewish and left-leaning families were driven from German schools, while Aryan children were encouraged to move to Germany for Wehrmacht or arms industry work.

Argentine Landsgruppe Membership Peak and Decline

Despite propaganda campaigns and infiltration efforts, the Argentine Landsgruppe's official membership peaked at only 2,110 in late 1936 and declined afterward. Most German-Argentines were initially attracted to nationalist rhetoric but ultimately rejected Nazi ideology as they integrated with local culture through work, marriage, and friendship.

Argentina's Ambiguous Neutrality and Jewish Exclusion

Secret Directive 11: Banning Jewish Immigration

In July 1938, President Roberto Ortiz's government issued secret directive 11 instructing consular offices to refuse visas to Jewish immigrants. This directive remained in effect throughout the war, effectively preventing thousands of Jewish families from escaping Nazi persecution. While most nations made immigration difficult, Argentina actively banned Jewish entry.

Global Jewish Refugee Crisis and Western Rejection

Despite well-known Nazi persecution, most nations refused to accept Jewish refugees. The US had a hard limit of 153,744 annual immigrants with strict entry requirements often unfilled despite massive applicant numbers. The American public opposed relaxing immigration guidelines despite 91% identifying as Christian. Britain similarly restricted Jewish immigration to Palestine and only agreed to take 10,000 Jewish children in 1938 with no provisions for adults.

The Patagonia Affair and Crackdown on Foreign Associations

In March 1939, President Ortiz received a fake dossier (created by British intelligence with likely communist and American journalist cooperation) claiming a secret Nazi plan to annex Patagonia. Though skeptical, the resulting scandal prompted Ortiz to restrict foreign language associations including the Argentine Landsgruppe, which rebranded itself as the Federation of German Circles of Beneficence and Culture.

Juan Perón and the Ratline Network

Perón's Rise and Fascist Sympathies

Juan Perón became president on June 4, 1946, but controlled Argentine politics well before. A populist who portrayed himself as a defender of the poor, Perón admired Italian fascism and German Nazism from his 1939 training with Mussolini's Alpine troops and service as military attaché in Rome and Berlin. He received substantial campaign funding from German banker Ludwig Freud in 1945-1946.

The Freud-Perón Alliance

German banker Ludwig Freud channeled large contributions from the local German community into Perón's campaigns. When Freud was arrested in September 1945 as a suspected Nazi agent, Perón negotiated his house arrest and forged citizenship documents to prevent expulsion. Freud's son Rudy spirited Perón and Evita to safety during October 1945 unrest, cementing their alliance. Ludwig continued bankrolling Perón while Rudy became his personal secretary and later chief of intelligence.

Ratline Operations Begin

In early 1946, the Ludwig-Rudy-Juan trio began plotting the first ratlines from Germany to Argentina. Ludwig contacted former Nazi spymaster SS Captain Siegfried Becker, who maintained connections with SS intelligence officers in Franco's Spain. Rudy Freud dispatched messages in February 1946 to Madrid, Denmark, Sweden, and the Vatican seeking to recruit travel agents and establish escape pathways for Axis escapees.

The Scandinavian Ratline

Danish and Swedish Embassy Involvement

By July 1946, Danish and Swedish police tracked a smuggling organization with active support from Argentine diplomatic officials. In Copenhagen, Counselor Carlos R. Pinero and First Secretary Ricardo Fernandez Mera issued Argentine passports to Germans in exchange for payments to the legation. After their expulsion, Stockholm's Argentine Embassy official Hector Russo continued similar operations.

Key Operatives and Passport Forgery

Stockholm photographer Torkel Lindberg, employed at Sweden's passport division, was arrested in summer 1947 for forging passports for Nazi escapees. Carlos Werner Eduardo Schulz, an Argentine citizen of German birth, hired recruits (preferably Nazis) for the Argentine army with government funding. Caspar Kruger, former 5th SS Panzer Division Viking member, actively smuggled Nazis via Denmark and Sweden to Argentina.

The Falcon: Swedish Navy Training Ship Converted to Smuggling Vessel

The Falcon, a small elegant sailing yacht and Swedish Navy training ship, was enlisted in smuggling operations. It would leave Stockholm with a regular crew, stop at Gothenburg to pick up illegal passengers, sail to the Francoist port of Coruna in northwestern Spain, then continue to Argentina. This arrangement allowed Nazi escapees to reach safety while maintaining plausible deniability.

Spanish and Vatican Ratlines

Franco's Spain as Escape Hub

Dictator Francisco Franco remained neutral during WWII but his regime was ideologically aligned with Nazism. CIA reports identified two major smuggling organizations in Spain. The first was the Congregation of Christ the King, a Franco-Spanish religious order that disguised escapees as priests and hid them in French monasteries before smuggling them into Spain. Doctors Monik and Vidal organized these operations, with Father Vallete facilitating passage to Argentina.

Madrid Ratline Hub and Key Operatives

Madrid in late 1946 and early 1947 was a hotbed for ratline runners. SS Captain Carlos Fuldner (dual German-Argentine citizen) became one of the first and most active agents, recruiting technical advisers for the Argentine Air Force and securing escapes for Erich Priebke (wanted for Rome massacre of 335 civilians) and Adolf Eichmann. Count Gino Monti, an Italian operative present since April 1945, arranged escapes for Luftwaffe General Erhard Cramer and arms dealer Reinhard Spitzy.

Vatican's Pontifical Commission of Assistance

Argentine Cardinal Antonio Caggiano initiated cooperation with the Vatican's Pontifical Commission of Assistance (PCA) in March 1946. The PCA, officially providing assistance to legitimate refugees, began issuing identity papers to German, Italian, French, and Croatian war criminals. Cardinal Montini (future Pope Paul VI) met with the Argentine ambassador in June 1946 regarding emigration of individuals from Italian POW camps, a subtle reference to Nazi officers in Allied custody.

The Monastery Route

The Catholic Church facilitated Nazi escapes via the monastery route, a network of religious institutions snaking through southern Germany, Austria, Switzerland, and Italy. These monasteries offered shelter, food, clothing, and funds to German escapees. The final leg typically ended at the port city of Genoa in northern Italy, where ex-fascists and the local bishop helped escapees board ships to Buenos Aires.

Notable Escapees and War Criminals

Dr. Carl Vaernet: The Danish Mengele

SS Dr. Carl Vaernet believed he had found a cure for homosexuality and experimented on unwilling concentration camp prisoners. His experiments included inserting metal tubes into victims' bodies to release testosterone. Arrested by Danish police, he was temporarily released for heart treatment in Sweden, then flew to Geneva and reached Buenos Aires in March 1947.

Josef Mengele's Escape and Years in Argentina

Josef Mengele, the Angel of Death, fled Auschwitz before Soviet capture on January 27, 1945. He carried medical records and worked as a farmhand in occupied Germany before traveling to Genoa in 1949 and then Argentina. He lived in Argentina for approximately five years under a false name, working as a pharmaceutical business owner and farmer. After an incident involving a failed abortion, he fled to Paraguay.

Mengele's Later Life and Death

In May 1961, Mossad captured Adolf Eichmann and turned attention to Mengele. The Israeli intelligence agency found him living in São Paulo, Brazil in 1962 but lacked resources to pursue him due to budgetary concerns and disputes with Egypt. Mengele lived another 17 years in relative seclusion with deteriorating health. Journal entries show he never changed his political ideologies nor showed remorse. He suffered a stroke in 1976 and died in 1979, buried under the false name Wolfgang Gerhard. DNA testing in 1992 confirmed his identity.

Global Context: Allied Powers and Nazi Recruitment

US Operation Paperclip and Japanese Unit 731 Deals

The US imported approximately 1,600 Nazi scientists and engineers through Operation Paperclip. After defeating Japan, the US made similar deals with heads of Unit 731 (which exceeded Nazi brutality in systematic atrocities), providing full cover-ups, freedom from prosecution, and payment for research. The US systematically ensured the Japanese Imperial Family escaped prosecution despite the emperor's leadership role and awareness of extreme atrocities.

British Foreign Office Support for German Technical Imports

While the US State Department worried about German presence in Argentina, British diplomats held different views. In December 1943, British Foreign Office officials met with Colonel Juan Perón, who revealed plans to import large numbers of German technicians. The Foreign Office approved, concluding throughout 1944-1945 that thousands of skilled German and Austrian workers should be transplanted to Argentina to ensure orderly economic development and counterbalance US influence.

Universal Pattern: Everyone Was Recruiting Nazis

Argentina's recruitment of Nazi scientists and engineers was not unique. Most prominent nations pursued similar policies to acquire expertise for Cold War competition against the Soviets. The US, Britain, and other powers systematically overlooked war crimes to secure technical and scientific advantages, making Argentina's actions part of a broader global pattern rather than an aberration.

Sources and Investigation

Uki Goñi's Investigative Journalism

Journalist Uki Goñi conducted relentless investigation uncovering the complex decades-long German-Argentine relationships and secret deals. His archival and investigative work revealed the true extent of Perón's involvement in creating ratlines. Goñi's book The Real Odessa: How Nazi War Criminals Escaped Europe (first published in 2002) remains the definitive source on this topic.

CIA Declassified Reports and British Intelligence

Much of the ratline documentation comes from declassified CIA reports tracking smuggling organizations in Scandinavia and Spain. British intelligence, through Sefton Delmer's black propaganda operations, unwittingly stumbled upon truth when broadcasting fake reports about Nazi officers fleeing to Argentina. These reports, initially dismissed as propaganda, later proved accurate.

Notable quotes

The regime was extremely eager to take in former Nazis in exchange for exploiting their military and technological expertise. — Narrator
Well, everyone was doing it. On that note, going back to Argentina, among all the engineers and scientists and physicians, there were some rather extreme bad apples. — Narrator
The governments of the Argentine Republic was willing to receive French persons whose political attitude during the war would expose them to harsh measures and private revenge. — Cardinal Antonio Caggiano
Fact Quickie
30 min video
3 min read
How Nazis Built an Escape Network to Argentina
You just saved 27 min.
The big takeaway
Argentina became a haven for Nazi war criminals through decades of German immigration, Nazi infiltration of institutions, and deliberate ratlines established by Juan Perón and banker Ludwig Freud. The escape routes ran through Scandinavia, Spain, and the Vatican, with cooperation from diplomats, clergy, and intelligence operatives. Most major Allied powers, including the US and Britain, similarly recruited Nazi scientists and overlooked war criminals for strategic advantage.
German Immigration and Early Influence in Argentina
Massive Population Growth Driven by Immigration
Argentina's population surged from 1.7 million in 1869 to 8 million by 1914, primarily through Italian and Spanish immigration. About 100,000 German speakers also arrived, including Volga Germans (descendants of settlers brought to Russia by Catherine the Great) who later relocated to Argentina, particularly Buenos Aires and Entre Rios provinces.
1869
1700000 inhabitants
1914
8000000 inhabitants
Argentina's population explosion driven by immigration
German Community Prosperity and Military Integration
By the 1920s, German-Argentines thrived as doctors, civil servants, teachers, farmers, and soldiers. They established German schools and industrial connections back to Germany. The Argentine military actively recruited German scientists and technicians to strengthen its military-industrial complex, creating deep institutional ties.
Nazi Party Infiltration of German Institutions
After Hitler's 1933 rise to power, the Third Reich infiltrated or took over German-Argentine organizations including religious, educational, labor, social, sporting, and musical associations through the Argentine Landsgruppe (local Nazi chapter). Jewish and left-leaning families were driven from German schools, while Aryan children were encouraged to move to Germany for Wehrmacht or arms industry work.
Argentine Landsgruppe Membership Peak and Decline
Despite propaganda campaigns and infiltration efforts, the Argentine Landsgruppe's official membership peaked at only 2,110 in late 1936 and declined afterward. Most German-Argentines were initially attracted to nationalist rhetoric but ultimately rejected Nazi ideology as they integrated with local culture through work, marriage, and friendship.
2,110
Peak Argentine Landsgruppe membership (late 1936)
Nazi party chapter membership remained surprisingly small despite institutional infiltration
Argentina's Ambiguous Neutrality and Jewish Exclusion
Secret Directive 11: Banning Jewish Immigration
In July 1938, President Roberto Ortiz's government issued secret directive 11 instructing consular offices to refuse visas to Jewish immigrants. This directive remained in effect throughout the war, effectively preventing thousands of Jewish families from escaping Nazi persecution. While most nations made immigration difficult, Argentina actively banned Jewish entry.
Global Jewish Refugee Crisis and Western Rejection
Despite well-known Nazi persecution, most nations refused to accept Jewish refugees. The US had a hard limit of 153,744 annual immigrants with strict entry requirements often unfilled despite massive applicant numbers. The American public opposed relaxing immigration guidelines despite 91% identifying as Christian. Britain similarly restricted Jewish immigration to Palestine and only agreed to take 10,000 Jewish children in 1938 with no provisions for adults.
US annual immigration limit
153744 people
British Jewish children accepted (1938)
10000 people
Restrictive immigration policies across Western nations during Holocaust
The Patagonia Affair and Crackdown on Foreign Associations
In March 1939, President Ortiz received a fake dossier (created by British intelligence with likely communist and American journalist cooperation) claiming a secret Nazi plan to annex Patagonia. Though skeptical, the resulting scandal prompted Ortiz to restrict foreign language associations including the Argentine Landsgruppe, which rebranded itself as the Federation of German Circles of Beneficence and Culture.
March 1939
Fake Patagonia annexation dossier surfaces
1939
Ortiz restricts foreign language associations
1939
Landsgruppe rebrands as Federation of German Circles
The Patagonia Affair forces Nazi organizations underground
Juan Perón and the Ratline Network
Perón's Rise and Fascist Sympathies
Juan Perón became president on June 4, 1946, but controlled Argentine politics well before. A populist who portrayed himself as a defender of the poor, Perón admired Italian fascism and German Nazism from his 1939 training with Mussolini's Alpine troops and service as military attaché in Rome and Berlin. He received substantial campaign funding from German banker Ludwig Freud in 1945-1946.
1939
Perón trains with Mussolini's Alpine troops in Italy
1939
Serves as military attaché in Rome and Berlin
1945-1946
Receives campaign funding from Ludwig Freud
June 4, 1946
Becomes president of Argentina
Perón's path to power and fascist connections
The Freud-Perón Alliance
German banker Ludwig Freud channeled large contributions from the local German community into Perón's campaigns. When Freud was arrested in September 1945 as a suspected Nazi agent, Perón negotiated his house arrest and forged citizenship documents to prevent expulsion. Freud's son Rudy spirited Perón and Evita to safety during October 1945 unrest, cementing their alliance. Ludwig continued bankrolling Perón while Rudy became his personal secretary and later chief of intelligence.
Ratline Operations Begin
In early 1946, the Ludwig-Rudy-Juan trio began plotting the first ratlines from Germany to Argentina. Ludwig contacted former Nazi spymaster SS Captain Siegfried Becker, who maintained connections with SS intelligence officers in Franco's Spain. Rudy Freud dispatched messages in February 1946 to Madrid, Denmark, Sweden, and the Vatican seeking to recruit travel agents and establish escape pathways for Axis escapees.
Early 1946
Ludwig-Rudy-Juan trio begins plotting ratlines
February 1946
Rudy Freud contacts Madrid, Denmark, Sweden, Vatican
July 1946
Scandinavian route becomes active
Establishment of Nazi escape networks from Germany to Argentina
The Scandinavian Ratline
Danish and Swedish Embassy Involvement
By July 1946, Danish and Swedish police tracked a smuggling organization with active support from Argentine diplomatic officials. In Copenhagen, Counselor Carlos R. Pinero and First Secretary Ricardo Fernandez Mera issued Argentine passports to Germans in exchange for payments to the legation. After their expulsion, Stockholm's Argentine Embassy official Hector Russo continued similar operations.
Key Operatives and Passport Forgery
Stockholm photographer Torkel Lindberg, employed at Sweden's passport division, was arrested in summer 1947 for forging passports for Nazi escapees. Carlos Werner Eduardo Schulz, an Argentine citizen of German birth, hired recruits (preferably Nazis) for the Argentine army with government funding. Caspar Kruger, former 5th SS Panzer Division Viking member, actively smuggled Nazis via Denmark and Sweden to Argentina.
The Falcon: Swedish Navy Training Ship Converted to Smuggling Vessel
The Falcon, a small elegant sailing yacht and Swedish Navy training ship, was enlisted in smuggling operations. It would leave Stockholm with a regular crew, stop at Gothenburg to pick up illegal passengers, sail to the Francoist port of Coruna in northwestern Spain, then continue to Argentina. This arrangement allowed Nazi escapees to reach safety while maintaining plausible deniability.
1
Depart Stockholm with registered crew
2
Stop at Gothenburg to pick up illegal passengers
3
Sail to Coruna, Spain (Francoist port)
4
Continue to Argentina
The Falcon's smuggling route for Nazi escapees
Spanish and Vatican Ratlines
Franco's Spain as Escape Hub
Dictator Francisco Franco remained neutral during WWII but his regime was ideologically aligned with Nazism. CIA reports identified two major smuggling organizations in Spain. The first was the Congregation of Christ the King, a Franco-Spanish religious order that disguised escapees as priests and hid them in French monasteries before smuggling them into Spain. Doctors Monik and Vidal organized these operations, with Father Vallete facilitating passage to Argentina.
Madrid Ratline Hub and Key Operatives
Madrid in late 1946 and early 1947 was a hotbed for ratline runners. SS Captain Carlos Fuldner (dual German-Argentine citizen) became one of the first and most active agents, recruiting technical advisers for the Argentine Air Force and securing escapes for Erich Priebke (wanted for Rome massacre of 335 civilians) and Adolf Eichmann. Count Gino Monti, an Italian operative present since April 1945, arranged escapes for Luftwaffe General Erhard Cramer and arms dealer Reinhard Spitzy.
Vatican's Pontifical Commission of Assistance
Argentine Cardinal Antonio Caggiano initiated cooperation with the Vatican's Pontifical Commission of Assistance (PCA) in March 1946. The PCA, officially providing assistance to legitimate refugees, began issuing identity papers to German, Italian, French, and Croatian war criminals. Cardinal Montini (future Pope Paul VI) met with the Argentine ambassador in June 1946 regarding emigration of individuals from Italian POW camps, a subtle reference to Nazi officers in Allied custody.
The Monastery Route
The Catholic Church facilitated Nazi escapes via the monastery route, a network of religious institutions snaking through southern Germany, Austria, Switzerland, and Italy. These monasteries offered shelter, food, clothing, and funds to German escapees. The final leg typically ended at the port city of Genoa in northern Italy, where ex-fascists and the local bishop helped escapees board ships to Buenos Aires.
1
Southern Germany, Austria, Switzerland, Italy monasteries provide shelter
2
Religious institutions offer food, clothing, funds
3
Final destination: Genoa port in northern Italy
4
Board ship to Buenos Aires
The Catholic Church's monastery route for Nazi escapees
Notable Escapees and War Criminals
Dr. Carl Vaernet: The Danish Mengele
SS Dr. Carl Vaernet believed he had found a cure for homosexuality and experimented on unwilling concentration camp prisoners. His experiments included inserting metal tubes into victims' bodies to release testosterone. Arrested by Danish police, he was temporarily released for heart treatment in Sweden, then flew to Geneva and reached Buenos Aires in March 1947.
Josef Mengele's Escape and Years in Argentina
Josef Mengele, the Angel of Death, fled Auschwitz before Soviet capture on January 27, 1945. He carried medical records and worked as a farmhand in occupied Germany before traveling to Genoa in 1949 and then Argentina. He lived in Argentina for approximately five years under a false name, working as a pharmaceutical business owner and farmer. After an incident involving a failed abortion, he fled to Paraguay.
January 27, 1945
Flees Auschwitz before Soviet capture
1945-1949
Works as farmhand in occupied Germany
1949
Travels to Genoa, Italy
1949-1954
Lives in Argentina under false name
1954
Flees to Paraguay after abortion incident
Josef Mengele's escape and years in South America
Mengele's Later Life and Death
In May 1961, Mossad captured Adolf Eichmann and turned attention to Mengele. The Israeli intelligence agency found him living in São Paulo, Brazil in 1962 but lacked resources to pursue him due to budgetary concerns and disputes with Egypt. Mengele lived another 17 years in relative seclusion with deteriorating health. Journal entries show he never changed his political ideologies nor showed remorse. He suffered a stroke in 1976 and died in 1979, buried under the false name Wolfgang Gerhard. DNA testing in 1992 confirmed his identity.
1962
Mossad locates Mengele in São Paulo, Brazil
1962-1976
Lives in relative seclusion with deteriorating health
1976
Suffers stroke
1979
Dies; buried as Wolfgang Gerhard
1992
DNA testing confirms identity
Mengele's final decades and posthumous identification
Global Context: Allied Powers and Nazi Recruitment
US Operation Paperclip and Japanese Unit 731 Deals
The US imported approximately 1,600 Nazi scientists and engineers through Operation Paperclip. After defeating Japan, the US made similar deals with heads of Unit 731 (which exceeded Nazi brutality in systematic atrocities), providing full cover-ups, freedom from prosecution, and payment for research. The US systematically ensured the Japanese Imperial Family escaped prosecution despite the emperor's leadership role and awareness of extreme atrocities.
British Foreign Office Support for German Technical Imports
While the US State Department worried about German presence in Argentina, British diplomats held different views. In December 1943, British Foreign Office officials met with Colonel Juan Perón, who revealed plans to import large numbers of German technicians. The Foreign Office approved, concluding throughout 1944-1945 that thousands of skilled German and Austrian workers should be transplanted to Argentina to ensure orderly economic development and counterbalance US influence.
Universal Pattern: Everyone Was Recruiting Nazis
Argentina's recruitment of Nazi scientists and engineers was not unique. Most prominent nations pursued similar policies to acquire expertise for Cold War competition against the Soviets. The US, Britain, and other powers systematically overlooked war crimes to secure technical and scientific advantages, making Argentina's actions part of a broader global pattern rather than an aberration.
Sources and Investigation
Uki Goñi's Investigative Journalism
Journalist Uki Goñi conducted relentless investigation uncovering the complex decades-long German-Argentine relationships and secret deals. His archival and investigative work revealed the true extent of Perón's involvement in creating ratlines. Goñi's book The Real Odessa: How Nazi War Criminals Escaped Europe (first published in 2002) remains the definitive source on this topic.
CIA Declassified Reports and British Intelligence
Much of the ratline documentation comes from declassified CIA reports tracking smuggling organizations in Scandinavia and Spain. British intelligence, through Sefton Delmer's black propaganda operations, unwittingly stumbled upon truth when broadcasting fake reports about Nazi officers fleeing to Argentina. These reports, initially dismissed as propaganda, later proved accurate.
Worth quoting
"The regime was extremely eager to take in former Nazis in exchange for exploiting their military and technological expertise."
— Narrator, at [0:31]
"Well, everyone was doing it. On that note, going back to Argentina, among all the engineers and scientists and physicians, there were some rather extreme bad apples."
— Narrator, at [20:19]
"The governments of the Argentine Republic was willing to receive French persons whose political attitude during the war would expose them to harsh measures and private revenge."
— Cardinal Antonio Caggiano, at [26:56]
Made with Glimpse by Wozart
glimpse.wozart.com/v/1f3ualtj
Share this infographic

More like this