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Who Was Robert E. Lee's Second in Command?

Published in American Civil War Generals 3 mins read

James Longstreet served as Robert E. Lee's second-in-command for most of Lee's tenure as commander of the Army of Northern Virginia during the American Civil War (1861–1865).

James Longstreet: Robert E. Lee's Trusted Lieutenant

Lieutenant General James Longstreet was a prominent Confederate General and Robert E. Lee's most reliable and consistent subordinate throughout the majority of the American Civil War. Often affectionately known as "Old Pete" by his troops, Longstreet commanded the Army of Northern Virginia's powerful First Corps, consistently proving his strategic acumen and steadfast leadership on various battlefields.

Longstreet's Pivotal Role and Contributions

As Lee's second-in-command, Longstreet held immense responsibilities and played a crucial role in many of the Confederacy's most significant campaigns. His strategic insights, particularly his preference for defensive tactics and flanking movements, often complemented Lee's more aggressive inclinations.

His key contributions included:

  • Command of the First Corps: He consistently led one of the largest and most effective corps in the Army of Northern Virginia, deploying it effectively in numerous engagements.
  • Critical Battlefield Leadership: Longstreet's corps played vital roles in major battles such as the Second Battle of Manassas (Bull Run), the Battle of Fredericksburg (where his defensive lines inflicted heavy Union casualties), the Battle of Chickamauga (where his timely arrival turned the tide), and the grueling Overland Campaign.
  • Strategic Counsel: He served as a trusted advisor to General Lee, providing valuable input on strategic decisions, even when their opinions differed. His calm and collected demeanor under intense pressure was a hallmark of his leadership.

Key Figures in Robert E. Lee's Command Structure

Longstreet's enduring presence and the critical responsibilities entrusted to him solidified his position as Lee's primary deputy, especially after the death of Stonewall Jackson in May 1863.

Here's a look at the key command structure under Robert E. Lee:

Commander Primary Role Notable Contribution / Relationship
Robert E. Lee Commander, Army of Northern Virginia Principal Confederate General
James Longstreet Second-in-Command, First Corps Commander Lee's trusted "old war-horse"
Stonewall Jackson Second Corps Commander (until May 1863) Brilliant tactical commander, Lee's "right hand"
A.P. Hill Corps Commander (after Jackson's death) Aggressive and dependable corps leader

Longstreet's service as Lee's second-in-command for most of the war underscores his critical importance to the Confederacy's main field army. His post-war career, marked by his support for Reconstruction and Republican policies, made him a controversial figure among some former Confederates, yet his military legacy as Lee's principal lieutenant remains a significant part of American history.

To delve deeper into the life and military career of James Longstreet, consider exploring resources from reputable historical organizations such as the American Battlefield Trust and the National Park Service.