Class of 1836

Peter Valentine Hagner: Born Aug. 28, 1815, Washington, DC.

Military History. — Cadet at the Military Academy, July 1, 1832, to July 1, 1836, when he was graduated and promoted in the Army to

Bvt. Second Lieut., 1st Artillery, July 1, 1836.

Second Lieut., 1st Artillery, Aug. 6, 1836.

Served: on Topographical duty, July 18 to Sep. 15, 1836; in the Florida War, 1836‑37, with field battery and on Ordnance duty, being engaged in the Battle of Wahoo Swamp, Nov. 19‑21, 1836; on Northern Frontier during Canada Border Disturbances, at Buffalo, N. Y., 1838, — conducting recruits to Wisconsin, 1838, — and at Sackett's Harbor,

(Second Lieut., Ordnance, July 9, 1838)

N. Y., 1838; as Asst. Ordnance Officer at Frankford Arsenal, Pa., 1838, — Ft. Monroe Arsenal, Va., 1838‑42, — North Carolina Arsenal,

(First Lieut., Ordnance, May 22, 1840)

1842, — and Ft. Monroe Arsenal, Va., 1842; in inspecting and classifying muskets at Arsenals, 1842‑45; as Asst. Ordnance Officer at Washington Arsenal, D. C., 1845‑46; in the War with Mexico, 1846‑48, being engaged with Siege Train at the Siege of Vera Cruz, Mar. 9‑29, 1847, — Battle of Cerro Gordo, Apr. 17‑18, 1847, — Skirmish of Amazoque,

(Bvt. Capt., Apr. 18, 1847,
for Gallant and Meritorious Conduct in the Battle of Cerro Gordo, Mex.)

May 14, 1847, — Battle of Molino del Rey, Sep. 8, 1847, — Battle of Chapultepec, Sep. 13, 1847, — and Assault and Capture of the City of

(Bvt. Major, Sep. 13, 1847,
for Gallant and Meritorious Conduct in the Battle of Chapultepec, Mex.)

Mexico, Sep. 13‑14, 1847, where he was wounded at the San Cosme Gate; on professional duty in Europe, inspecting laboratories, manufactories of percussion caps, and procuring information upon the systems of artillery, and the armament and equipment of troops, 1848‑49; on special duty in Washington, D. C., 1849; in command of Charleston Arsenal, S. C., 1849‑50, 1850‑51, — and of Frankford Arsenal, Pa., 1851‑60; as Inspector of Powder, 1851‑55; as Member of Ordnance

(Captain, Ordnance, July 10, 1851)

Board, Mar. 21, 1854, to Jan. 19, 1858, and June 12‑18, 1860; and in command of Leavenworth Arsenal, Kan., 1860‑61, — of St. Louis Arsenal,

(Major, Ordnance, Aug. 3, 1861)

Mo., 1861,​a — and of Leavenworth Arsenal, Kan., 1861.

Served during the Rebellion of the Seceding States, 1861‑66: as Inspector of Contract Arms and Ordnance Stores, Apr. 25, 1861, to Dec. 25,

(Lieut.‑Colonel, Ordnance, June 1, 1863)

1863; in command of Watervliet Arsenal, N. Y., Dec. 25, 1863, to

(Bvt. Colonel, and Bvt. Brig.‑General, U. S. Army, Mar. 13, 1865,
for Faithful and Meritorious Services in the Ordnance Department)

 p648  Aug. 12, 1866; and as Member of Board for the trial of Breech-loading Arms, Apr. 5 to June 8, 1866.

Colonel, Ordnance, Mar. 7, 1867.

Served: as Member of Board for trial of Major Houston's Modified Gun Carriage, 1866‑67, — to consider the subject of Seacoast Rifled Cannon and Ordnance Equipments, Dec. 12, 1867, to Jan. 4, 1868, — and of various Ordnance Boards, 1875‑81; and in command of Watervliet Arsenal, N. Y., Aug. 12, 1866, to Nov. 1, 1880.

Retired from Active Service, June 1, 1881, at his own Request,
he having served over 40 Years.

Buried, Oak Hill Cemetery, Washington, DC.