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A. Moore

A. Moore

Federal (USV)


Alexander Moore

(1830 - 1910)

Home State: Illinois

Command Billet: ADC

Branch of Service: Artillery

Unit: First Army Corps

Before Antietam

He was commissioned First Lieutenant, 13th Wisconsin Infantry in October 1861 and joined Brigadier General Philip Kearny's staff as aide-de-camp. He joined General Hooker's staff after Kerny's death at Chantilly, VA on 1 September 1862.

On the Campaign

He was ADC to General Hooker, Federal First Army Corps at Antietam and carried orders under fire on the battlefield. He was later honored by brevet to Lieutenant Colonel for "gallant and meritorious service" there.

The rest of the War

He was commissioned Captain and Aide de Camp, US Volunteers on 10 November 1862 and re-appointed when that commission expired in May 1863. By Gettysburg in July 1863 he was on Major General Daniel Sickles' staff and was with Brigadier General Alfred Torbert on the Shenandoah Valley Campaign of 1864. He was back with Sickles by the end of the war. He was honored by Volunteer brevets to Major and Lieutenant Colonel for his war service before Gettysburg, and Colonel for Gettysburg. He mustered out on 26 September 1866.

After the War

He was commissioned Captain, 38th United States Infantry on 22 January 1867, and was brevetted Major, USA later that year for his conduct at Gettysburg. He was unassigned from November 1869 to December 1870, then assigned to the 3rd US Cavalry.

In 1876 he was charged by General George Crook with failing "to carry out orders in an attack on the village of Chief Crazy Horse near Powder River, Montana, in March of 1876." He was court-martialed and sentenced to be suspended from command and confined to his post, but President Grant remitted the sentence. He resigned his commission on 10 August 1879.

In 1880 he was a farmer/rancher living in Guadalupe County, TX.

References & notes

His service basics from Heitman.1 His role at Antietam from Hooker's Report. His 1876 court martial from Letters, Office of the Adjutant General (1805-1916). Personal details from family genealogists, also as Alexander Morre, and the US Census of 1880. His gravesite is on Findagrave. His picture from a photograph of unknown provenance of Sickles and staff officers, published by the Gettysburg Daily in 2009.

He married Mary Law Tyler (1840-1916),daughter of General Daniel Tyler, in April 1875 and they had a son Daniel born in Montgomery, AL (probably General Casey's home) in 1877.

More on the Web

His papers of 1876-1898 are in the DRT Collection at Texas A&M University-San Antonio [finding aid].

GoogleBooks has a copy of the testimony in Captain Moore's Court Martial, as well as letters of recommendation from senior Army officers and other documents associated with his case.


05/13/1830; County Antrim, IRELAND


09/30/1910; Washington, DC; burial in Arlington National Cemetery, Arlington, VA


1   Heitman, Francis Bernard, Historical Register and Dictionary of the United States Army 1789-1903, 2 volumes, Washington DC: US Government Printing Office, 1903, Vol. 1, p. 721  [AotW citation 30118]