After the Civil War, Wilson worked on Hudson River improvements and drafted plans for the canal around the Cascades of the Columbia River. He improved the Great Lakes harbors of Oswego, New York, Cleveland, Ohio, and Toledo, Ohio. Wilson headed the divisions of the Chief's office pertaining to military affairs for four years, was in charge of public buildings and grounds in Washington during both Grover Cleveland administrations, and was Superintendent of West Point from 1889 to 1893 during the administration of President Benjamin Harrison. Before his appointment as Chief of Engineers, he was Northeast Division Engineer. He was appointed as Chief Engineer of the US Army and promoted to brigadier general on February 1, 1897. As Chief of Engineers, he directed the Corps' activities during the Spanish–American War.
Wilson retired from the Corps on April 30, 1901. He served as an arbitrator during the Coal Strike of 1902, and was president of the Columbia Hospital for Women from 1902 to 1907. He remained a prominent figure in the cultural life of Washington until his death there on February 1, 1919.
Rank and organization: First Lieutenant, U.S. Engineers. Place and date: At Malvern Hill, Va., August 6, 1862. Entered service at: Washington Territory. Birth: Washington D.C.. Date of issue: July 3, 1897.
Citation:
Remained on duty, while suffering from an acute illness and very weak, and participated in the action of that date. A few days previous he had been transferred to a staff corps, but preferred to remain until the close of the campaign, taking part in several actions.
Personal
Wilson was the son of Joseph Shields Wilson and his first wife Eliza Uhler Moulder. His older sister Mary Shields Wilson was the wife of Brevet Brig. Gen. Thomas Duncan. His older brother Brevet Brig. Gen. Thomas Wilson was a 1853 West Point graduate and his younger brother Lt. Commander Downs Lorraine Wilson was an 1871 Naval Academy graduate.[2][3][4]
Wilson married Augusta Bertha Waller. They had a daughter, but she died about six months old in New Orleans.[1] Wilson and his wife were buried at the West Point Cemetery.[5]
^ abAbbot, Frederic V. (June 10, 1919). "John Moulder Wilson". Fiftieth Annual Report. Association of Graduates of the United States Military Academy. Retrieved July 15, 2022.
^"Thomas Wilson". Thirty-Second Annual Reunion of the Association of Graduates of the United States Military Academy. Saginaw, Michigan: Seemann & Peters, Printers and Binders. June 8, 1901. pp. 208–212. Retrieved July 20, 2022.
^"Downs Lorraine Wilson". Class of '71: United States Naval Academy, Annapolis, MD. New York: The Grafton Press. October 1902. Retrieved July 20, 2022.