Its last regiments were mustered out on January 8, 1866.
In February, 1865, it numbered about fourteen thousand troops.
(U. S.M. A. 1855) was born in Cincinnati, Ohio
, November 1, 1835, and entered the Engineer Corps.
At the opening of the Civil War
, as first lieutenant, he served at the defense of Fort Pickens
and was chief engineer of Butler
's expedition to New Orleans, the capture of which city he planned and the acting mayor
of which he became.
of volunteers, he had a brigade in the Department of the Gulf, and a brigade and division in the Nineteenth Army Corps at the siege of Port Hudson
, where he commanded the right wing of Major-General Banks
In May, 1864, he was given a division in the Eighteenth Army Corps, and later was chief engineer of the Army of the James, and constructed the fortifications at Bermuda Hundred
and Deep Bottom
He was in command of the Eighteenth Army Corps from October to December, 1864, having been made major-general of volunteers.
On the formation of the Twenty-fifth Army Corps (December, 1864) he was placed at its head and remained so, except for one short interval, until it was discontinued in January, 1866.
He occupied Richmond
, in April, 1865.
After commanding a district in Texas
, he was mustered out of the service, and returned to engineering work in the army.
He became lieutenant-colonel of engineers in 1882.
He had been brevetted major-general in the regular army in 1865.
He died in Philadelphia
, March 19, 1884.
First Corps—Army of the Ohio
The Army of the Ohio was organized into three corps on September 29, 1862.
The First was commanded by Major-General A. McDowell McCook
It bore the chief part in the battle of Perryville
(October 8, 1862), and the campaign against Bragg
On October 24th, it was merged in the Fourteenth Corps, known as the Army of the Cumberland.
Second Corps—Army of the Ohio
This corps fought at Bardstown
in the campaign against Bragg
It was headed by Major-General T. L. Crittenden
It constituted the right wing of the army, and was accompanied by Major-General George H. Thomas
, who was second in command in the Army of the Ohio.
Like the First Corps it had a brief existence, and it was merged in the Fourteenth Corps, October 24, 1862.
Third Corps—Army of the Ohio
This corps was commanded by Major-General C. C. Gilbert
It took part in the Kentucky
campaign, but was only slightly engaged in Perryville
Its three divisions were commanded by Brigadier-Generals Schoepff
, and Sheridan
and Colonel Kennett
It was merged in the Fourteenth Corps, October 24, 1862.
Cavalry Corps—Military division of the Mississippi
The First Cavalry Corps in the West
was organized in October, 1864, with Brevet Major-General J. H. Wilson
at its head.
There were seven divisions, of which four took part in the battle of Nashville
, December 15th and 16th.
in March, 1865, and the corps fought its last engagement with Forrest
at Columbus, Georgia
, on April 16th. One division of this corps, under Brigadier-General Judson Kilpatrick
, consisting of four brigades, accompanied Sherman
's army through Georgia
and the Carolinas, and was present at Bentonville