The Meuse-Argonne Offensive: The Largest and Deadliest Battle in American Military History
In short: While many Americans focus on the beaches of Normandy, the true scale of U.S. combat sacrifice lies elsewhere. The Meuse-Argonne Offensive, fought in the final months of World War I, remains the largest operation and the deadliest campaign ever undertaken by the United States Army, claiming over 120,000 total casualties.
Fought from September 26 to November 11, 1918, the Meuse-Argonne Offensive was a critical component of the final Allied push that brought World War I to a close. It was a massive undertaking for the American Expeditionary Forces (AEF), involving the participation of over one million American soldiers. The sheer scale of the operation is reflected in the extensive records held by the National Archives, which document the complex coordination of multiple army corps and divisions across the front.
The human cost of this campaign was profound. It resulted in more than 26,000 soldiers killed in action, making it the deadliest battle in the history of the U.S. Army. The magnitude of this loss is physically represented at the American military cemetery at Romagne. Notably, the number of graves at this site far exceeds those found at the more widely recognized Omaha Beach cemetery in Normandy, underscoring the immense scale of the sacrifice made during those six weeks of fighting.
Following the war, the U.S. Army War College Historical Section sought to document these events with precision. Between 1923 and 1930, they collected correspondence from former division officers to verify front-line positions and unit activities. These accounts, often supplemented with maps and cross-verified by fellow officers, were instrumental in compiling the official summaries of American operations. Today, these records, alongside operational files from the First and Second Armies, provide a detailed, if sobering, look at the logistical and human realities of the conflict.
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- Summary by Intellect · source: Meuse Argonne: The U.S. Army's largest and deadliest battle
- Also: The Meuse-Argonne Offensive
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