1st Maine Heavy Artillery Regiment

1st Maine Heavy Artillery Regiment
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Unit name	1st Maine Heavy Artillery Regiment
Dates	December 1863 – June 1865
Country	United States
Allegiance	Union
Branch	Union Army
Type	Heavy artillery
Size	Regiment
Garrison	Portland, Maine

1st Maine Heavy Artillery Regiment The 1st Maine Heavy Artillery Regiment was a unit raised in Maine for service with the Union Army during the American Civil War, mustered in late 1863 and serving through the Confederate surrender in 1865. The regiment served in coastal defense at Fort Monroe, participated in the Overland Campaign and the Siege of Petersburg, and later occupied positions during the Appomattox Campaign near Richmond, Virginia and Petersburg, Virginia.

Formation and Organization

The regiment was organized at Portland, Maine and mustered under state authority for Federal service with recruits drawn from counties including Cumberland County, Maine, York County, Maine, and Kennebec County, Maine, reflecting local efforts connected to recruitment drives led by figures such as Samuel F. Hersey and Joshua L. Chamberlain. Initial officers received commissions under the authority of Maine Governor Israel Washburn Jr. and were mustered into the Department of Virginia and North Carolina establishment before assignment to the Army of the Potomac structure. Companies were designated by letters and attached to defensive positions including Fort Monroe and the Hampton Roads defensive network, later consolidated for field service under orders from Major General Benjamin Butler and Major General George G. Meade.

Service and Engagements

After coastal duty at Fort Monroe and along Hampton Roads, elements of the regiment saw action during the Bermuda Hundred Campaign and were ordered to the trenches of the Siege of Petersburg where they participated in assaults tied to operations by commanders such as Ulysses S. Grant and Winfield Scott Hancock. The regiment was engaged in the assault on Fort Stedman defenses and took part in the Appomattox Campaign maneuvers that pressured forces under General Robert E. Lee and coordinated with units from the IX Corps, II Corps, and V Corps of the Army of the Potomac. Their actions intersected with fighting at locations including Hatcher's Run, Sutherland's Station, and the Petersburg Breakthrough, contributing to the Confederate evacuation of Petersburg, Virginia and the fall of Richmond, Virginia.

Casualties and Losses

The regiment sustained substantial casualties in assaults and trench operations, with losses occurring during engagements associated with the Overland Campaign transitions and the final assault operations around Petersburg. Wounded and killed soldiers were evacuated to medical facilities such as hospitals at Fort Monroe, City Point, Virginia, and makeshift wards at Aiken's Landing, with deaths attributed to wounds, disease such as typhoid fever and dysentery, and hardships of siege warfare. Surviving veterans joined veteran organizations including the Grand Army of the Republic posts in Maine and participated in postwar memorialization connected to monuments on the Petersburg National Battlefield and commemorations in Portland, Maine.

Commanders

Regimental command included officers commissioned by Maine Governor Israel Washburn Jr. and field leadership that worked within corps structures under generals such as Benjamin Butler, George G. Meade, and Ulysses S. Grant. Senior regimental officers coordinated with division and brigade commanders from formations led by Winfield Scott Hancock, Andrew A. Humphreys, and subordinate leaders who had served earlier in the Peninsula Campaign and the Seven Days Battles. Company captains and lieutenants who rose in rank during the regiment's service were later referenced in Maine state rosters and postwar veterans' records maintained by the Maine Historical Society.

Equipment and Training

Originally equipped for harbor defense with heavy guns at installations like Fort Monroe and supplied through depots such as City Point, Virginia, the regiment later transitioned to field equipment compatible with infantry operations, adopting weapons in use by the Army of the Potomac and employing entrenching tools used during the siege works at Petersburg National Battlefield. Training emphasized artillery drill for fortress batteries and later adapted to infantry tactics taught in manuals used by the United States Army staff, integrating practices seen in actions involving the IX Corps and II Corps siege operations. Logistics and ordnance support came from ordnance officers connected to the Union Navy-controlled supply lines at Hampton Roads and rail routes through Richmond, Virginia-area depots.

Postwar Service and Legacy

After mustering out in 1865, veterans returned to communities across Maine, participating in civic life in towns such as Augusta, Maine, Lewiston, Maine, and Bangor, Maine, and contributing to veteran culture through the Grand Army of the Republic and local historical societies. The regiment's service is commemorated in monuments and plaques at the Petersburg National Battlefield, memorials in Portland, Maine, and entries in compiled service records preserved by the National Archives and Records Administration and the Maine State Archives. Their legacy features in Civil War historiography alongside studies of siege warfare, Union coastal defenses, and the campaigns that concluded with Lee's surrender at Appomattox Court House.

Category:Units and formations of the Union Army from Maine Category:1863 establishments in Maine Category:Military units and formations disestablished in 1865