US Soldiers Integrated Baseball Before Jackie Robinson

During the autumn of 1945, in war-torn Europe, a pioneering baseball team made history far from American ballparks. The integrated roster of the Oise Red Circlers — part of the GI World Series for US servicemen — included Black stars from the Negro Leagues such as Willard Brown and Leon Day.

Their participation challenged segregation norms long before Jackie Robinson broke the colour barrier in the Major League Baseball in 1947. 

Led by pitcher and anti-racist serviceman Sam Nahem, the team defeated a whites-only squad from the 71st Infantry Division in a stadium once used by Nazi rallies — a striking reversal of symbolism. 

While professional baseball in the US remained segregated, the military-run tournament allowed Black and white players to share the field. Historians suggest this chapter, though largely overlooked, adds an important layer to baseball’s integration story — even if its direct influence on the majors remains uncertain. 

Brown and Day, both later inducted into the Hall of Fame, had served in WWII and turned their attention to sport as the war wound down. Their team’s victory is a reminder of how the push for civil rights played out beyond US borders and official arenas. 

Key Takeaways:

A US military-base baseball tournament in 1945 featured a fully integrated team, predating Jackie Robinson’s MLB breakthrough by nearly two years.

The team, under Sam Nahem, operated in a physically and symbolically charged venue — a former Nazi rally ground — and achieved a championship win.

While this event didn’t directly lead to MLB integration, it stands as a powerful example of racial progress occurring in unexpected contexts during wartime.

Original article: 

https://www.theguardian.com/sport/2025/oct/22/the-forgotten-story-of-the-us-soldiers-who-integrated-baseball-before-jackie-robinson