HistoryData
Historical ConflictPetersburg

Battle of Jerusalem Plank Road

The battle temporarily preserved Confederate control of the Weldon Railroad while prompting Union forces to extend their siege lines westward around Petersburg.

Duration & Scope

1864 ongoing

< 1 year

Key Facts

Dates
June 21–23, 1864
Also known as
First Battle of the Weldon Railroad
Union corps engaged
2 infantry corps, Army of the Potomac
Confederate unit
Third Corps, Army of Northern Virginia
Duration
3 days

Strategic Narrative Overview

On June 21–23, 1864, two Union infantry corps advanced toward the Weldon Railroad but failed to maintain cohesive contact with one another. Confederate Third Corps commander, exploiting a gap between the Union corps, launched a sharp counterattack spearheaded by Brig. Gen. William Mahone's division. Mahone's men struck the exposed Union flank, routing a portion of the force and capturing prisoners, driving the Federals back before they could cut the railroad.

01 / The Origins

By mid-1864 the Union Army of the Potomac had settled into the Siege of Petersburg, Virginia, seeking to strangle Confederate General Robert E. Lee's army by cutting the rail lines supplying the city. The Weldon Railroad was a critical supply artery, and Union commanders planned to sever it by pushing two infantry corps southwest of existing siege lines, initiating what would become a prolonged series of engagements around Petersburg's western approaches.

03 / The Outcome

The Confederates retained possession of the Weldon Railroad following the battle, a tactical victory that kept the supply line open temporarily. However, the Union Army did not abandon its strategic objective; instead it began extending its fortifications westward, tightening the siege perimeter. Further battles along the Weldon Railroad later in 1864 would eventually result in Union control of that line.

Belligerents & Mobilization Analysis

Side A

1 belligerent

Union Army of the Potomac

Side B

1 belligerent

Confederate Army of Northern Virginia, Third Corps
Key Commanders

William Mahone.

Outcome
Confederate victory; Weldon Railroad remained in Confederate hands; Union extended siege lines westward

Kinetic Engagement Axis

Major engagements timeline (1864–present)Timeline of major military engagements plotted chronologically.1864present1864Battle of Jerusa…Side B

Scroll horizontally to view full axis. Events plotted relatively.

Side A victorySide B victoryInconclusiveDecisive / turning point

Location

Map of Petersburg, United StatesMap of Petersburg, United StatesPetersburg, United States