United States Regiments & Batteries > Maryland
The regiment lost 3 officers and 65 enlisted men killed or mortally wounded and 3 officers and 130 enlisted men to disease during the Civil War. It is honored by a monument at Gettysburg.
From the monument at Gettysburg: “Casualties in action during the war: Killed 1 officer, 32 men, total 33; Wounded 10 officers, 147 men, total 157; Captured or missing 12 officers, 208 men, Total 220. Aggregate 410.”
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1861
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| April 5, | Patterson’s Union Cavalry (later Company G) organized at Pittsburgh, Pa. |
| August | Companies A-F organized at Baltimore and attached to Dix’s Command, Baltimore, Md.; Companies G, H, I and K attached to 1st Virginia Union Cavalry, Department of West Virginia |
| August 19 | Companies H and I organized in Washington and Allegheny Counties, Pa. Morehead’s Cavalry Company (later Company K) organized at Allegheny City, Pa.; Co. K ordered to Washington, D.C., attached to Landers’ Command, Army of the Potomac, duty at Williamsport, Hancock and Cumberland, Md. |
| September 3-4 | Skirmishes at Edward’s Ferry (Company. K) |
| October 3 | Action at Greenbrier, W. Va. (Company G) |
| October 21 | Ball’s Bluff, Va. (Detachment) |
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1862
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| January | Companies G, H, I and K assigned to 1st Maryland Cavalry |
| January 4 | Stone’s Cross Roads, Ball’s Bluff, Bath and Alpine Station (Companies G, H and I) |
| January 5-6 | Hancock (Company K) |
| January 7- February 14 |
Bloomery Gap (Company I) |
| February – March | At Baltimore |
| March | Assigned to Hatch’s Cavalry Brigade, Dept. of the Shenandoah |
| March to June | Operations in Shenandoah Valley |
| March 7-15 | Advance on Winchester |
| May 24-26 | Pursuit of Jackson up the Valley. Retreat to Williamsport, Md. |
| May 24 | Middletown (Company. A, B, C, G and I) |
| May 25 |
First Battle of WinchesterCompany A, B, C, G and I; Company D, F, H, K and L arrive at Harper’s Ferry. |
| May 28 | Charlestown |
| May 28-30 | Defense of Harper’s Ferry (Company D, F, H, K and L) |
| June 9 | Near Harper’s Ferry |
| June | Attached to Cavalry Brigade, 2nd Corps, Pope’s Army of Virginia |
| July 12-17 | Expedition to Madison Court House, Culpeper and Orange Court Houses |
| July 12 | Near Culpeper |
| July 13 | Rapidan Station |
| August 8 | Madison Court House |
| August 9 |
Battle of Cedar Creek |
| August 16 – September 2 |
Pope’s Campaign in Northern Virginia |
| August 21-23 | Fords of the Rappahannock |
| August 23-24 | Fauquier, White Sulphur Springs |
| August 28 | Gainesville |
| August 29 |
Groveton (Brawner’s Farm) |
| August 30 |
Second Battle of Bull Run |
| September 1 |
Chantilly |
| September 2 | Evacuation of Winchester (Companies H & I) |
| September | Assigned to the Cavalry Brigade, 11th Army Corps, Army of the Potomac |
| September 6 | Frederick, Md. |
| September 7 | Boonsboro, Md. |
| September 10 | Near Boonsboro |
| September 12-13 |
Maryland Heights and Harper’s FerryCompanies H & I |
| September 14 | The cavalry at Harpers Ferry, including Companies H & I, cut its way through enemy’s lines to safety before the surrender of the garrison. |
| September 14 | Culpeper |
| September 15 | Companies H & I at Sharpsburg |
| September 16 | Capture of Longstreet’s trains (Companies. H & I); Rapidan Station |
| September – December | Duty in the Defenses of the Upper Potomac covering Washington, D.C. |
| October 23-24 | Manassas, Va. |
| October 29 | Affair opposite Williamsport (Detachment) |
| November 9 | Reconnaissance from Bolivar Heights to Rippen, W. Va. (2 Companies) |
| December 2-6 | Reconnaissance to Winchester (Detachment) |
| December 12-15 |
Battle of Fredericksburg |
| December 27 | Dumfries |
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1863
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| January – Apri | Duty in the defenses of the Upper Potomac |
| January 26 | Near Cumberland, Md., Grove Church, near Morrisville |
| February | Attached to Defenses Upper Potomac, 8th Army Corps, Middle Department; then 2nd Brigade, 3rd Division, Cavalry Corps, Army of the Potomac |
| April 27 – May 8 | Chancellorsville Campaign, Stoneman’s Raid |
| May 3 | South Anna Bridge, near Ashland |
| June | Attached to 1st Brigade, 2nd Division, Cavalry Corps |
| June 9 |
Battle of Brandy StationCommanded by Lieutenant Colonel James M. Deems. |
| June 17 | Aldie |
| June 21 | Frederick, Md. (Detachment) |
| June 23 | Upperville |
| June 25 | Middleburg |
| June 30 | Westminster |
| July 1-3 |
Battle of GettysburgThe regiment was commanded by Lieutenant Colonel James M. Deems. It brought 335 men to the field and lost two wounded and one missing. |
| July 4-6 | Emmettsburg |
| July 5 | Middletown |
| July 7 | Leitersburg |
| July 8 | Cavetown |
| July 10 | Hagerstown and Old Antietam Forge, near Leitersburg |
| July 14 and 16 | Shepherdstown |
| September 6 | Beverly Ford |
| September 13-17 | Advance from the Rappahannock to the Rapidan |
| September 13 | Culpeper Court House |
| September 13 and 15-16 | Rapidan Station |
| September 15 | Raccoon Ford |
| September 21 | White’s Ford |
| October | Attached to Provost Marshal General’s Command, Army of the Potomac |
| October 9-22 |
Bristoe Campaign |
| October 10 | Germania Ford and James City |
| October 11 | Near Warrenton |
| October 12-13 | White Sulphur Springs |
| October 14 | Bristoe Station; Near Centreville and Brentsville |
| November 7-8 | Advance to line of the Rappahannock |
| November 26 – December 2 |
Mine Run Campaign |
| November 26 | Grove Church, near Morrisville |
| November 29 | Parker’s Store |
| December | Duty In Middle Department |
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1864
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| February | Attached to 3rd Separate Brigade, 8th Army Corps, Middle Dept. |
| May 6 | Princeton |
| May 8 | Jeffersonville |
| June | Attached to 3rd Brigade, 1st Division, 10th Army Corps, Army of the James, Dept. of Virginia and North Carolina |
| June 16-17 | Wier Bottom Church, on Bermuda Hundred Front, Va. |
| June 19 | Richmond and Petersburg R. R. |
| July 21 | Deep Bottom |
| July 27-28 | New Market Heights |
| August 14-18 | Strawberry Plains, north of the James |
| August 14 | Flusser’s Mills |
| August 16-18 | Deep Run |
| August 25 – September 27 |
Siege of Petersburg |
| September 28-30 |
Battle of Chaffin’s Farm |
| October | Attached to 3rd Brigade, Cavalry Division, Dept. of Virginia and North Carolina |
| October 7 | New Market Heights |
| October 13 | Darbytown Road |
| October 27-28 | Fair Oaks |
| December 7 | Smithfield |
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1865
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| January | Duty before Richmond |
| January 30 | Scout to Long and Bottom’s Bridge |
| February 11-15 | Expedition to Fearnsville and Smithfield |
| March 28- April 9 |
Appomattox Campaign |
| March 30-31 | Dinwiddie Court House |
| April 1 |
Battle of Five Forks |
| April 2 |
Sutherland Station |
| April 3 | Burgess Mills |
| April 4 | Deep Creek |
| April 5 | Amelia Court House |
| April 6 |
Sailor’s Creek and Harper’s Farm |
| April 6-7 | Farmville |
| April 9 |
Appomattox Court HouseSurrender of Lee and his army |
| April | Assigned to the Cavalry, Dept. of Virginia |
| April 23-29 | March to Danville |
| April – August | Duty in the Department of Virginia |
| August 8 | Mustered out |