9th New Hampshire Infantry

== Regimental History and Service Record ==
Organized at Concord and mustered in August 15, 1862, Left State for Washington, D.C., August 25, 1862. At Arlington Heights, Va., until September 6. March to Monocacy River to join army September 6-13. Attached to 1st Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to March, 1863. 1st Brigade, 2nd Division, 9th Army Corps, Dept. of the Ohio, to June, 1863. 1st Brigade, 2nd Division, 9th Army Corps, Army of the Tennessee, to September, 1863. District of North Central Kentucky, 1st Division, 23rd Army Corps, Dept. of the Ohio, to February, 1864. 1st Brigade, 2nd Division, 9th Army Corps, Army of Ohio, to April, 1864. 2nd Brigade, 2nd Division, 9th Army Corps, Army of the Potomac, to June, 1865.
SERVICE.--
* September 3-20, 1862 - The Maryland Campaign
** September 14, 1862 - Battle of South Mountain, Maryland
** September 17, 1862 - Battle of Antietam, Maryland
Duty in Pleasant Valley, Md., until October 27, 1862. Movement to Falmouth, Va., October 27-November 19. Waterloo Bridge November 9-10. Battle of Fredericksburg, Va., December 12-15. Burnside's Second Campaign, "Mud March," January 20-24, 1863. Moved to Newport News, Va., February 11; thence to Lexington, Ky., March 25-31, Duty in the Blue Grass Region of Kentucky until June. Moved to Vicksburg, Miss., June 3-14. 
* May 18-July 4, 1863 - Siege of Vicksburg, Mississippi
Advance on Jackson, Miss., July 4-10. Siege of Jackson, Miss., July 10-17. At Milldale, Miss., until August 10. Moved to Covington, Ky., August 10-21; thence to Camp Nelson, Ky., August 25. Duty guarding railroad between Cincinnati, Ohio, and Camp Nelson, Ky., until January, 1864. Moved to Camp Burnside January 15. March to Knoxville, Tenn., February 19-March 17. March across Cumberland Mountains to Camp Burnside and Nicholasville, Ky., March 21-31. Moved to Annapolis, Md., April 2-5. 
* May 4-June 12, 1864 - The Overland Campaign
** May 5-7, 1864 - Battle of the Wilderness, Virginia
** May 8-21, 1864 - Battles of Spotsylvania Court House, Virginia
*** May 12, 1864 - Assault on the Salient at Spotsylvania Court House, Virginia
** May 22-26, 1864 - Operations on Line of the North Anna River, Virginia
** May 26-28, 1864 - Operations on Line of the Pamunkey River, Virginia
** May 28-31, 1864 - Operations on Line of the Totopotomoy River, Virginia
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
*** June 1-3, 1864 - Battle of Bethesda Church, Virginia
Before Petersburg June 16-19. Siege of Petersburg June 16, 1864, to April 2, 1865. Mine Explosion, Petersburg, July 30, 1864. Weldon Railroad August 18-21. Poplar Springs Church September 29-October 2. Boydton Plank Road, Hatcher's Run, October 27-28. Garrison, Fort Alexander Hays, until April, 1865. Appomattox Campaign March 28-April 9. Assault on and fall of Petersburg April 2. Occupation of Petersburg April 3. Pursuit of Lee April 3-6. Detached to guard Ewell's Army April 6. Moved to Alexandria April 20-27 and duty there until June. 
* May 23, 1865 - Grand Review 
* June 10, 1865 - Mustered out of federal service
** Recruits transferred to 6th New Hampshire Infantry
== Regimental Roster ==
== Regiment Statistical Information ==
* Regiment lost during service 10 Officers and 145 Enlisted men killed and mortally wounded and 3 Officers and 251 Enlisted men by disease. Total 409.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 761, 779, 932, 933, 934, 936, 938, 940, 941, 1350-1351)
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