What country first used dog tags?

The Origins of Dog Tags: A Prussian Innovation

Long before modern militaries adopted standardized identification for soldiers, it was the Prussians who pioneered the concept we now know as "dog tags." During the 1870 Franco-Prussian War, Prussian troops were issued small metal discs meant to identify the fallen—a practical response to the grim realities of warfare. These early tags, officially called “Erkennungsmarken” or "recognition tags," were a groundbreaking step in military logistics and humanitarian efforts on the battlefield.

Prior to this innovation, identifying deceased soldiers was often haphazard, relying on handwritten notes or personal belongings that could easily be lost or destroyed. The Prussian solution provided a durable, uniform method—etched metal tags worn around the neck—that ensured soldiers could be properly accounted for after combat. This simple yet effective system quickly caught the attention of other nations.

By the time World War I rolled around, the use of dog tags had spread across Europe and beyond. The United States, United Kingdom, and other major powers adopted similar practices, refining the design and information included—such as name, rank, unit, and religious preference. The term "dog tag" itself wouldn’t emerge until much later, reportedly coined by American soldiers, but the concept remained rooted in that Prussian precedent.

Today, dog tags remain a universal symbol of military service, sacrifice, and identity. While materials and details have evolved, their purpose endures: to ensure no soldier is forgotten. It’s a quiet yet powerful legacy that began over 150 years ago with a small, determined army on the brink of a new era in warfare.