4th New Hampshire Infantry

== Regimental History and Service Record ==
Organized at Manchester and mustered in September 18, 1861. Moved to Washington, D.C., September 27-30; thence to Annapolis, Md., October 9. Attached to Casey's Provisional Brigade, Army of the Potomac, October, 1861. Wright's 3rd Brigade, Sherman's South Carolina Expeditionary Corps to March, 1862. District of Florida, Dept. of the South, to September, 1862. Brannan's Brigade, District of Beaufort, S.C., 10th Corps, Dept. of the South, to April, 1863. United States Forces, Folly Island, S.C., 10th Corps to June, 1863. 1st Brigade, United States Forces, Folly Island, S.C., to July, 1863. 1st Brigade, 1st Division, Morris Island, S.C., 10th Corps, July, 1863. 1st Brigade, Morris Island, S.C., to January, 1864. District of Beaufort, S.C., to February, 1864. Foster's Brigade, Dodge's Division, District of Florida, February, 1864. District of Beaufort, S.C., to April, 1864. 1st Brigade, 3rd Division, 10th Corps, Army of the James, Dept. of Virginia and North Carolina, to May, 1864. 3rd Brigade, 3rd Division, 18th Corps, Army of the Potomac, to June, 1864. 3rd Brigade, 2nd Division, 10th Corps, to December, 1864. 3rd Brigade, 2nd Division, 24th Corps, to March, 1865. 3rd Brigade, 2nd Division, 10th Corps, Dept. of North Carolina, to August, 1865.
SERVICE.--Expedition to Port Royal, S.C., October 21-November 7, 1861. Capture of Forts Walker and Beauregard, Port Royal Harbor, November 7. Duty at Hilton Head, S.C., until January 21, 1862. Expedition to Florida January 21-March 2. Occupation of Fernandina, Fla., March 5. Occupation of Jacksonville, Fla., March 12 to April 8 (Cos. "E" and "F," Provost duty at Fernandina until April.) Regiment moved from Jacksonville to St. Augustine, Fla., April 9, and garrison duty there until September 6. (Cos. "B," "H" and "K" moved to James Island, S.C., June 8. Action on James Island June 10. Moved to Beaufort, S.C., June 12, and duty there until April, 1863.) Regiment moved from St., Augustine, Fla., to Beaufort, S.C., September 6, 1862, and duty there until April, 1863. Expedition to Pocotaligo, S.C., October 21-23, 1862. Action at Caston and Frampton's Plantations, Pocotaligo, October 22. Expedition against Charleston April 4-11, 1863. Expedition to North Edisto River April 17-28. Moved to Folly Island, S.C., April 29, and siege operations against Morris Island until July. Expedition to James Island July 9-16. Secessionville July 16. Siege operations against Forts Wagner and Gregg, Morris Island, S.C., and against Fort Sumter and Charleston until January, 1864. Capture of Forts Wagner and Gregg September 7, 1863. Moved to Beaufort, S.C., January 17. Expedition to Whitmarsh Island February 20-22, 1864. Moved to Jacksonville, Fla., February 23, and return to Beaufort, S.C., February 26. Veterans on furlough March-April. Non-Veterans at Beaufort until April 12, then ordered to Gloucester Point, Va. Butler's operations on south side of James River and against Petersburg and Richmond May 4-27. Capture of Bermuda Hundred and City Point May 5. Chester Station May 6-7. Swift Creek (or Arrowfield Church) May 9-10. Operations against Fort Darling May 12-16. Drewry's Bluff May 14-16. Bermuda Hundred May 16-27. Moved to White House Landing, thence to Cold Harbor May 27-June 1. 
* June 1-12, 1864 - The Overland Campaign
** June 1-12, 1864 - Battles of Cold Harbor, Virginia
Before Petersburg June 15-19. Siege of Petersburg June 16 to December 7. Duty in trenches before Petersburg June 23 to July 30. Mine Explosion July 30. Demonstration north of James River August 13-20. Strawberry Plains August 14-18. Bermuda Hundred August 24-25. Duty in trenches before Petersburg until September 25. (Non-Veterans mustered out September 18, 1864.) New Market Heights, Chaffin's Farm, September 28-30. Duty on north side of the James, operating against Richmond, until December 7. Fair Oaks October 27-28. Expedition to Fort Fisher, N. C., December 7-27. 2nd Expedition to Fort Fisher January 7-15, 1865. Assault and capture of Fort Fisher January 15. Sugar Loaf Battery February 11. 
* February 18, 1865 - Action at Fort Anderson, North Carolina 
* February 19, 1865 - Capture of Fort Anderson, North Carolina 
Capture of Wilmington February 22. Advance on Kinston and Goldsboro March 6-21. Guard Railroad from Little Washington to Goldsboro until August. Mustered out August 23, 1865.
== Regimental Roster ==
* Horace B. Morrison
== Regiment Statistical Information ==
* Regiment lost during service 3 Officers and 82 Enlisted men killed and mortally wounded and 5 Officers and 194 Enlisted men by disease. Total 234.
== Legacy ==
== Notes ==
== Sources == 
* (Pages 823, 824, 932, 941, 1348)
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