When Louis W. Geiger was born in April 1890 in Galena, Illinois, his father, Frederick, was 32 and his mother, Conradine, was 28. He married Oda Ross on April 28, 1914. He served in the U.S. Army during World War I as a Sergeant in Company H, 18th Infantry Regiment, 1st Infantry Division. He was Killed in Action on September 12, 1918 and is now buried in Arlington National Cemetery, Arlington, Arlington County, Virginia, USA.

Silver Star Citation
Awarded for actions during the World War I
By direction of the President, under the provisions of the act of Congress approved July 9, 1918 (Bul. No. 43, W.D., 1918), Sergeant Louis Geiger, United States Army, is cited by the Commanding General, 1st Division, American Expeditionary Forces, for gallantry in action and a silver star may be placed upon the ribbon of the Victory Medals awarded him. Sergeant Geiger distinguished himself by gallantry in action while serving with Company G, 28th Infantry, 1st Division, American Expeditionary Forces, in action during the operations connected with the capture and defense of Cantigny, France, 27 to 31 May 1918. Sergeant Geiger although painfully wounded by shell fragments, refused to go to the rear, thereby setting a courageous example to his men.
General Orders: Headquarters, 1st Division, A.E.F., General Orders No. 26 (June 15, 1918)
Action Date: May 27 - 31, 1918
Service: Army
Rank: Sergeant
Company: Company G
Regiment: 28th Infantry
Division: 1st Division, American Expeditionary Forces
(http://militarytimes.com/citations-medals-awards/recipient.php?recipientid=43631)

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