What was Thomas J Jackson's overall contribution?

Thomas J. Jackson, a Confederate general during the American Civil War, is best known for his tactical brilliance and key victories, particularly in the First Battle of Bull Run and the Valley Campaign of 1862. His innovative use of maneuver warfare and ability to inspire troops earned him the nickname "Stonewall." Jackson's strategies significantly impacted the Confederate Army's effectiveness, making him one of the war's most revered military leaders. His legacy continues to influence military strategy and leadership studies today.