4th Continental Artillery Regiment

The 4th Continental Artillery Regiment was an American military unit formed from Pennsylvania artillery companies during the Revolutionary War. It originated with the Pennsylvania State Artillery Company, authorized in October 1775 and organized in Philadelphia under Captain Thomas Proctor. A second company was added in 1776, creating a battalion that supported the Continental forces in New Jersey during the campaign around Trenton, Princeton, and the Assunpink Creek engagements. The unit’s artillery played an important role in the American victory at Trenton on 26 December 1776, where Captain Thomas Forrest’s company operated brass six-pounders and howitzers against Hessian forces. Pennsylvania expanded the battalion into an eight-company regiment in February 1777. Colonel Thomas Proctor took command, and the Pennsylvania government transferred the regiment into Continental service on 10 June 1777. It was initially known as Proctor’s Continental Artillery Regiment and was assigned to the main Continental Army in July. The regiment participated in the Philadelphia campaign, including the battles of Brandywine and Germantown in 1777. At Brandywine, its guns supported defensive positions around Chadds Ford and engaged advancing British and German troops. At Germantown, several of its pieces fired on British troops occupying the Chew House, although the fortified structure resisted the bombardment. The regiment endured manpower shortages during the winter at Valley Forge, including desertions and difficulty recruiting replacements. Elements served at Monmouth in June 1778, where Proctor directed artillery in the American main body. The regiment also contributed guns and personnel to the Sullivan Expedition of 1779, an American campaign against Iroquois communities allied with Britain. Its artillery took part in the Battle of Newtown and in the subsequent destruction of settlements and crops. On 10 August 1779, the Continental artillery regiments were numbered. Because Proctor’s unit had entered Continental service later than the other three regiments, it became the 4th Continental Artillery Regiment. It continued to operate in several theaters. In 1781 it was reorganized to a ten-company establishment and transferred to the Southern Department, where it participated in the Yorktown campaign and other operations in the southern theater. The regiment was reduced to four companies in January 1783, moved to the Middle Department in April, furloughed in June, and disbanded in November 1783. It therefore represents a military organization rather than a commercial brand, and its historical significance lies in the development and battlefield use of American field artillery during the Revolutionary War.

The regiment’s earliest predecessor was the Pennsylvania State Artillery Company, authorized on 16 October 1775 and organized at Philadelphia by late November. Thomas Proctor commanded the initial company, which guarded Fort Island and expanded substantially during the following months. A second company was added in August 1776, forming the Pennsylvania State Artillery Battalion. The battalion was assigned to the main army in September and its companies were placed on longer-term wartime service. Captain Thomas Forrest’s company fought during the New Jersey operations at the end of 1776 and the beginning of 1777. At Trenton, its gunners operated two brass six-pounders and two howitzers, contributing to the pressure that forced the Hessian defenders to surrender. The company also supported American troops at the engagements around Assunpink Creek and Princeton. These actions demonstrated the value of mobile artillery in disrupting enemy formations and controlling roads and crossings. In early 1777, Pennsylvania expanded its artillery organization into an eight-company regiment. Proctor became its colonel in February. Although Continental authorities had planned a broader artillery recruiting program, Pennsylvania retained an important role in organizing and equipping the unit. The state transferred the regiment to Continental service on 10 June 1777, after which it was designated Proctor’s Continental Artillery Regiment and assigned to the main army. During the Philadelphia campaign, the regiment operated with Washington’s forces in New Jersey and Pennsylvania. At Brandywine on 11 September 1777, its guns occupied several prepared positions near Chadds Ford, including a log-and-earth lunette. The artillery inflicted losses on the advancing British and German troops before the American position was overrun. At Germantown on 4 October, Proctor’s artillery fired on the Chew House, where British troops had taken shelter. The attack illustrated both the destructive potential and the limitations of eighteenth-century smoothbore artillery against fortified masonry. The regiment suffered serious personnel losses at Valley Forge. Desertion and recruitment problems reduced its strength, and Washington sought transfers from other artillery units to reinforce the army. A company commanded by Francis Proctor served at Monmouth in June 1778, while Colonel Thomas Proctor directed a substantial group of guns in the American main body. The regiment was authorized to recruit beyond Pennsylvania in an effort to rebuild its ranks. The unit was formally numbered on 10 August 1779 as the 4th Continental Artillery Regiment. Its later service included the Sullivan Expedition, where it brought field guns and howitzers against Iroquois forces and settlements in New York. The regiment also served in actions connected with the southern campaign. On 1 January 1781 it was reorganized on a ten-company establishment and transferred to the Southern Department in February. Its personnel and detachments fought at Yorktown in October and remained involved in southern operations during 1781 and 1782. As the war drew to a close, the regiment was reduced to four companies in January 1783. It returned to the Middle Department in April, was furloughed in June, and was disbanded in November. Its history reflects the Continental Army’s gradual effort to create a standardized artillery arm from state-raised companies, while also showing the logistical, recruitment, and organizational difficulties faced by American forces during the war.

1. 1783Disbanded

   The regiment was reduced, furloughed, and finally disbanded in November 1783.

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2. 1781Southern Department service

   After reorganization, the regiment transferred to the Southern Department and participated in the Yorktown campaign and later southern operations.

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3. 1779Adopted the 4th Continental Artillery designation

   The Continental artillery regiments were numbered on 10 August, and Proctor’s regiment became the 4th because it had entered Continental service later than the other numbered regiments.

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4. 1779Sullivan Expedition

   The regiment accompanied the American expedition against Iroquois communities and used cannon and howitzers at the Battle of Newtown.

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5. 1777Transferred to Continental service

   Pennsylvania’s eight-company artillery regiment entered Continental Army service on 10 June under Colonel Thomas Proctor.

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6. 1777Philadelphia campaign

   The regiment fought at Brandywine and Germantown, using prepared artillery positions and field pieces in the defense of Pennsylvania.

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7. 1776Battalion formed and deployed in New Jersey

   A second company expanded the Pennsylvania artillery organization into a battalion. One of its companies fought at Trenton and the subsequent engagements around Assunpink Creek and Princeton.

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8. 1775Pennsylvania artillery company authorized

   Pennsylvania authorized the artillery company that became the regiment’s earliest predecessor on 16 October; it was organized at Philadelphia by late November.

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• 1781Yorktown campaign

  Virginia and the Southern Department

  Following transfer to the Southern Department, elements of the regiment participated in the operations culminating in the siege and surrender at Yorktown.

  Outcome. The British army at Yorktown surrendered in October 1781.

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• 1779Sullivan Expedition

  New York

  The regiment supplied four three-pounders, two six-pounders, and two howitzers for the American campaign against Iroquois communities allied with Britain.

  Outcome. American forces destroyed villages and crops but did not permanently end frontier raids.

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• 1777Philadelphia campaign

  Pennsylvania and New Jersey

  The regiment served with Washington’s army during the British advance into Pennsylvania, including major actions at Brandywine and Germantown.

  Outcome. Philadelphia fell to the British, although the regiment contributed to American defensive operations and continued with the army to Valley Forge.

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• 1776New Jersey campaign

  New Jersey

  Artillery companies associated with the future regiment supported the Continental forces at Trenton, Assunpink Creek, and Princeton during Washington’s winter campaign.

  Outcome. The American army secured important victories at Trenton and Princeton and preserved its position in New Jersey.

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• 1781Reorganization and transfer to the Southern DepartmentStrategy

  The Continental Army adjusted its artillery structure as the war shifted toward the southern theater.

  What changed. The regiment was reorganized to ten companies on 1 January and transferred to the Southern Department in February.

  Aftermath. Its personnel served in the Yorktown campaign and other southern operations before postwar reductions began.

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• 1779Numbering as the 4th Continental Artillery RegimentStrategy

  Continental authorities standardized the names of the artillery regiments. Proctor’s unit had entered Continental service later than the other three regiments.

  What changed. The regiment was assigned the number four and thereafter became known as the 4th Continental Artillery Regiment.

  Aftermath. The designation remained in use until the regiment was reorganized and ultimately disbanded in 1783.

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1. 4th Continental Artillery Regiment