Charles “Charlie” Arnold was called into service May 27, 1918, and was placed in July at the Automatic Replacement Draft at Camp Pike, AR. Sailed for overseas duty in July, and upon arrival he was assigned to Company M, 128th Infantry, 32nd Division. He was killed in action in the Argonne Forest battle on November 10, 1918, one day before the armistice was signed.
Buried at Meuse-Argonne American Cemetery and Memorial, Romagne, France.