20 Wild Facts About WWII’s Strangest Battle—When U.S. Troops Fought Alongside Nazis

General History
By Jasmine Hughes

The Battle of Itter Castle wasn’t just another WWII skirmish—it was a bizarre, one-of-a-kind fight where American soldiers teamed up with German Wehrmacht troops to defend a castle full of VIP prisoners from fanatical SS forces.

Here are the wildest facts about this unbelievable battle:

1. It Was the Only Time U.S. Troops Fought Alongside Nazis

© El Pais English – EL PAÍS

During WWII, the U.S. and Nazi Germany were bitter enemies. Yet on May 5, 1945, the unimaginable happened—a group of Wehrmacht soldiers defected and joined forces with American troops.

This peculiar alliance was driven by mutual necessity, as they faced a common enemy in the SS troops. This extraordinary occurrence took place just days before the war officially ended.

The unity between these sworn adversaries under such dire circumstances remains a unique historical moment. It highlights the complexities of war, where alliances can turn on a dime due to unexpected situations.

2. The Battle Took Place in a Medieval Castle

© Wikipedia

Itter Castle, an enchanting fortress located in the Austrian Alps, became the unlikely stage for this unique WWII battle. Originally a medieval stronghold, the castle had been converted into a luxurious prison to detain high-profile French captives.

Its grandeur stood in stark contrast to the grim circumstances of war. Despite its beauty, the castle transformed into a focal point of resistance.

It served as a defensive bastion against the SS, with its stone walls offering shelter and strategic advantage during the unexpected siege. The historical significance of this location adds to the battle’s intrigue.

3. The Prisoners Were VIPs—Including a Tennis Star

© Smith & Wesson Forum

Among the captives were notable figures, including two former French prime ministers and a celebrated general. Jean Borotra, a renowned French tennis champion, was also imprisoned there.

These high-profile prisoners were held in relative comfort compared to typical POW camps. The collection of influential figures added a layer of urgency to the battle, as their rescue was deemed crucial.

Their presence highlighted the strategic importance of Itter Castle, making it a target for the SS. The mix of political and sporting fame within the castle walls underlines the unique narrative of this skirmish.

4. The SS Was Desperate to Silence the Prisoners

© The Unravel

As Nazi Germany neared defeat, the SS was determined to eliminate the prisoners at Itter Castle to prevent any intelligence from reaching the Allies. This desperation to silence influential voices was a testament to the regime’s fear of retribution and exposure.

Their assault on the castle was fueled by fanaticism, showcasing a last-ditch effort to control the narrative.

Despite Germany’s impending surrender, the SS attack demonstrated the lengths to which they would go to maintain power, even in the face of certain defeat. This battle becomes a dramatic highlight of the waning days of the war.

5. A Single U.S. Tank Led the Defense

© The National Interest

Amidst the battle, a lone Sherman tank, commanded by American Captain Jack Lee, became a vital asset in defending the castle. This single tank played a crucial role, providing heavy artillery support against the attacking SS forces.

Though eventually destroyed, its presence was pivotal in the early defense efforts. The tank’s involvement highlights the resourcefulness and bravery of the defenders, who utilized every available asset against the overwhelming opposition.

Captain Lee’s leadership and the tank’s strategic use underline the improvisational tactics employed in this extraordinary confrontation.

6. A Handful of Soldiers Fought Off Hundreds of SS Troops

© The Unravel

The castle’s defenders were a mix of U.S. soldiers, defecting German troops, Austrian resistance fighters, and even some of the prisoners themselves. This eclectic group, totaling just a few dozen, faced an overwhelming SS force numbering over 100.

Their courageous stand against such odds is a testament to their determination and unity under pressure. Despite their varied backgrounds, they banded together with a singular goal—to survive and protect one another.

This unity illustrates the power of collaboration in overcoming adversity and underscores the uniqueness of this surreal wartime alliance.

7. The Prisoners Grabbed Guns and Fought Back

© Honor and Fidelity – Tumblr

In a twist of fate, some of the prisoners at Itter Castle took up arms to fight alongside their rescuers. Jean Borotra and others, once unarmed captives, became active participants in their own rescue.

Their willingness to join the fray demonstrated remarkable courage and desperation, as they fought not just for freedom, but for survival.

This unexpected turn of events added an extra layer of intensity to the battle, with prisoners and soldiers fighting side by side. It underscores the unpredictable nature of war and the lengths individuals will go to secure their freedom.

8. A Former Nazi Officer Became a War Hero

© The Unravel

Major Josef Gangl, a German Wehrmacht officer, courageously defected and led the German defectors in the defense of Itter Castle. His leadership was instrumental in organizing the diverse group of defenders.

Gangl’s actions during the battle elevated him to hero status, as he played a crucial role in coordinating the defense. Tragically, he died heroically while saving a prisoner.

His transformation from a Nazi officer to a defender of freedom is a poignant narrative of redemption and valor, illustrating the complex human stories that emerge in the chaos of war.

9. The Battle Happened After Hitler’s Death

© The National Interest

The battle at Itter Castle occurred on May 5, 1945, several days after Adolf Hitler’s suicide on April 30. Despite the Führer’s death, some SS units remained fiercely loyal to the Nazi cause, refusing to surrender.

This battle, occurring so close to Germany’s official surrender, underscores the chaotic final days of WWII. The persistence of SS forces in attacking the castle, even after their leader’s demise, highlights their fanatical devotion.

It also marks the surreal nature of the battle, where conflicting loyalties and last-ditch efforts created a unique and dramatic confrontation.

10. It Ended in a Total Victory for the Allies

© The Chronicles Of History

The battle concluded with a decisive victory for the Allies, as U.S. troops, Austrian resistance fighters, and German defectors successfully repelled the SS assault. The prisoners were saved, marking a significant triumph in the waning days of the war.

This victory was not only tactical but symbolic, signifying the power of collaboration across national and ideological lines.

The successful defense of Itter Castle demonstrated the Allies’ resilience and the determination of those who fought for freedom. It remains a testament to the unexpected alliances and remarkable bravery that can arise in wartime.

11. The First SOS Came from a Prisoner Who Escaped on a Bicycle

© Military Wiki – Fandom

Before the battle officially began, a daring escape set the stage for the events at Itter Castle. Zvonimir Čučković, a Yugoslav prisoner, managed to flee the castle using a stolen bicycle.

His bold journey through enemy-occupied territory to find Allied forces was crucial in summoning help for those trapped. His successful SOS exemplifies individual bravery and quick thinking, playing a key role in the unfolding drama.

Čučković’s escape and subsequent plea for assistance highlight the importance of individual actions in altering the course of history, even amid vast and complex wartime operations.

12. The Castle Was Like a “VIP POW Camp” for France’s Elite

© Slate

Unlike the harsh conditions faced by most WWII prisoners, the captives at Itter Castle experienced relatively luxurious accommodations. The castle served as a “VIP POW camp” for high-ranking French officials.

They were treated with a level of comfort unusual for wartime captives, access to books and wine adding to their unique circumstances.

The juxtaposition of luxury and captivity is a compelling aspect of the castle’s history, emphasizing the distinctiveness of this battle. It illustrates the varied experiences of prisoners during the war, driven by the strategic value of their identities.

13. The SS Assault Was Led by Fanatical Diehards

© That Should Be A Movie

The Waffen-SS unit that assaulted Itter Castle was composed of intensely loyal Nazi diehards. Despite the crumbling state of the Third Reich, these troops remained committed to their cause.

Their fanaticism fueled the violent assault on the castle, demonstrating the enduring zeal among some factions even as Germany faced inevitable defeat. This fervor contributed to the intensity of the battle and underscored the ideological entrenchment of the SS.

The presence of such determined adversaries heightened the stakes for the defenders, adding an additional layer of complexity to the surreal events at Itter Castle.

14. The French Prisoners Hated Each Other

© detachment_731_tanderbolt

Inside the walls of Itter Castle, the French VIP prisoners, despite their shared predicament, were often at odds. Many of them were political rivals who had opposed each other before the war.

Their infighting threatened to undermine their own rescue efforts, as personal enmities flared amidst the siege. This internal discord added an unexpected dimension to the battle, where cooperation was paramount for survival.

The interpersonal conflicts among the captives highlight the complexity of human relationships, even in the face of common threats, illustrating that personal histories can persist despite external pressures.

15. A French Tennis Star Became an Action Hero

© The Unravel

Jean Borotra, the famed French tennis champion, showcased remarkable bravery during the battle. Volunteering to break through enemy lines, he became an unlikely action hero.

Dodging bullets and obstacles, Borotra successfully delivered a message to Allied forces, ensuring reinforcements reached the castle. His athleticism and determination in such perilous conditions converted his sporting prowess into a wartime asset.

This transformation from tennis star to wartime hero underscores the adaptability and bravery of individuals under pressure, illustrating how unexpected talents can become pivotal in critical moments.

16. The Battle Lasted Only a Few Hours

© Honor and Fidelity – Tumblr

Despite its legendary status, the entire battle unfolded over just a few hours on May 5, 1945. The rapid progression of events was marked by intense combat and strategic maneuvers.

This brevity highlights the swift nature of wartime engagements, where outcomes can be determined quickly under the right conditions.

The concentrated intensity of the battle at Itter Castle makes it a standout in WWII history, showcasing how pivotal moments can occur in the blink of an eye. Its short duration belies the lasting impact and legacy of this surreal confrontation.

17. The Castle Still Stands Today

© Expedia.com

Itter Castle remains standing in Austria, a silent witness to the dramatic events of 1945. Though privately owned and not open to the public, it continues to draw history enthusiasts.

The castle’s continued existence allows visitors to connect with the past and reflect on the unique battle that took place there.

Its preservation offers a tangible link to WWII history, inviting contemplation of the unexpected alliances and bravery displayed within its walls. The enduring presence of Itter Castle is a testament to the lasting significance of this extraordinary wartime episode.

18. Captain Jack Lee Was Honored as a Hero

© Reddit

Captain Jack Lee, the American commander at the battle, was rightfully honored for his leadership and bravery. He received the Distinguished Service Cross, a testament to his critical role in the successful defense of Itter Castle.

Lee’s strategic decisions and courage under fire were pivotal in holding the line against the SS. His recognition underscores the individual heroics that contributed to the Allies’ victory.

Celebrating such figures highlights the personal stories of valor that underpin historical events, reminding us of the human element in the grand narratives of war.

19. The Battle Happened Days Before WWII Officially Ended

© The Daily Beast

Germany officially surrendered on May 7, 1945, just two days after the Battle of Itter Castle. This places the battle among the final confrontations of WWII.

Its occurrence so close to the end of the war adds to its legendary status, symbolizing the final throes of a global conflict.

The proximity of these events highlights the urgency and chaos that characterized the war’s closing days, where each skirmish could have wide-reaching implications. The battle’s timing reinforces its uniqueness as both a historical anomaly and a poignant narrative of cooperation amidst conflict.

20. It’s Been Called “The Strangest Battle of WWII”

© Apple TV

Historians frequently label the Battle of Itter Castle as one of WWII’s most bizarre confrontations. The peculiar alliance of U.S. troops, German defectors, Austrian resistance fighters, and French prisoners against the SS is unparalleled.

This strange coalition, coupled with the castle’s VIP prisoners and the timing near the war’s end, creates an almost surreal narrative. The battle’s distinctive features and unexpected outcomes contribute to its reputation as a historical curiosity.

It serves as a compelling reminder of the unpredictable and multifaceted nature of war, where unusual circumstances can lead to extraordinary stories.