Henry E. Mosher, captain. Company K, 28th Infantry, American Expeditionary Force, killed in action at Cantigny, May 28, 1918, first officer of his rank to set foot on French soil in command of American troops for service in war, and first soldier from Chautauqua county to give his life in France in the service of the United States. was born at Falconer, N. Y., June 18, 1892, one of the twin sons of Stiles B. and Martha M. (Cook) Mosher. He was educated in the Falconer public schools, Jamestown High School, and at St. Braden's School at Highland Falls. In 1913 he entered West Point, where he spent one year. In October, 1916, he passed an examination at Fort Slocum. and on March 22, 1917, was commissioned a Second Lieutenant in the United States Army, assigned to the 28th Infantry, and ordered to Fort Leavenworth for a course of training in the Army Service School. When his course was but half completed his regiment was ordered abroad as part of General Pershing's "First Contingent," landing in France, June 26, 1917. Promotion came rapidly, to first lieutenant in the summer of 1917, and in February, 1918, to captain, in which rank he had acted since the preceding August.

He was awarded Distinguished Service Cross for his actions during the war. His citation reads:
The President of the United States of America, authorized by Act of Congress, July 9, 1918, takes pride in presenting the Distinguished Service Cross (Posthumously) to Captain (Infantry) Henry E. Mosher, United States Army, for extraordinary heroism in action while serving with 28th Infantry Regiment, 1st Division, A.E.F., during a heavy bombardment near Cantigny, France, 28 May 1918. Captain Mosher displayed heroic conduct and utter disregard of his own safety while successfully directing the consolidation and defense of the position taken by his command. After succeeding in the accomplishment of his task he was struck by enemy fire and killed.

He is now buried in Pine Hill Cemetery, Falconer, Chautauqua County, New York, USA.

Source of information: History of Chautauqua County New York and its People, https://valor.militarytimes.com/hero/13745, www.findagrave.com