The Chickamauga campaign of the American Civil War was a series of battles fought in northwestern Georgia from August 21 to September 20, 1863, between the Union Army of the Cumberland and Confederate Army of Tennessee. The campaign started successfully for Union commander William S. Rosecrans, with the Union army occupying the vital city of Chattanooga and forcing the Confederates to retreat into northern Georgia. But a Confederate attack at the Battle of Chickamauga forced Rosecrans to retreat back into Chattanooga and allowed the Confederates to lay siege to the Union forces.
In his successful Tullahoma campaign in the summer of 1863, William S. Rosecrans moved southeast from Murfreesboro, Tennessee, outmaneuvering Braxton Bragg and forcing him to abandon Middle Tennessee and withdraw to the city of Chattanooga, suffering only 569 Union casualties along the way. [1]
The union general-in-chief Maj. Gen. Henry W. Halleck and President Abraham Lincoln were insistent that Rosecrans move quickly to take Chattanooga. Seizing the city would open the door for the Union to advance toward Atlanta and the heartland of the South. Chattanooga was a vital rail hub with lines going north toward Nashville and Knoxville and south toward Atlanta. Chattanooga was also an important manufacturing center for the production of iron and coke, located on the navigable Tennessee River. Situated between Lookout Mountain, Missionary Ridge, Raccoon Mountain, and Stringer's Ridge, Chattanooga occupied an important, defensible position. [2]
Although Bragg's Army of Tennessee contained about 52,000 men at the end of July, the Confederate government merged the Department of East Tennessee, under Maj. Gen. Simon B. Buckner, into Bragg's Department of Tennessee, which added 17,800 men to Bragg's army, but also extended his command responsibilities northward to the Knoxville area. This brought a third subordinate into Bragg's command who had little or no respect for the commanding general. [3] Lt. Gen. Leonidas Polk and Maj. Gen. William J. Hardee had already made their animosity well known. Buckner's attitude was colored by Bragg's unsuccessful invasion of Buckner's native Kentucky in 1862, as well as by the loss of his command through the merger. [4] A positive aspect for Bragg was Hardee's request to be transferred to Mississippi in July, but he was replaced by Lt. Gen. D.H. Hill, a general who did not get along with Robert E. Lee in Virginia. [5]
The Confederate War Department asked Bragg in early August if he could assume the offensive against Rosecrans if he were given reinforcements from Mississippi. He demurred, concerned about daunting geographical obstacles and logistical challenges, preferring to wait for Rosecrans to solve those same problems and attack him. [6] He was also concerned about a sizable Union force under Maj. Gen. Ambrose E. Burnside that was threatening Knoxville. Bragg withdrew his forces from advanced positions around Bridgeport, which left Rosecrans free to maneuver on the northern side of the Tennessee River. He concentrated his two infantry corps around Chattanooga and relied upon cavalry to cover his flanks, extending from northern Alabama to near Knoxville. [7]
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The intelligence journal of William S. Rosecrans was maintained by Capt. David G. Swaim. It provides a comprehensive overview of the what Rosecrans knew when making decisions. It has been assumed that Braxton Bragg was clueless about federal activity when making decisions. However, the diary of Bragg's assistant adjutant general Lt. Col. George Brent provides a comprehensive account of what Bragg knew at any given time and documents that Bragg did react to available intelligence. Both sides engaged in espionage operations. [8]
New technology was used by both armed forces. At the time, rail transport had been in operation for not even thirty years in North America. Both armies used single track railroads to viably sustain themselves in inhospitable terrain. [9]
Telegraphy was a recent invention at the time, but the Army of the Cumberland was using the singing wire on the battlefield itself. Engineers in the armed forces of William S. Rosecrans built multiple pontoon and trestle bridges across the Tennessee River. [10]
Rosecrans ordered a brigade to shell Chattanooga from the western side of the Tennessee River and skirmish with the main Confederate force in the city to divert attention away from the flanking column sent southwest of the city. Other Union units were deployed along the river to the east. The diversion was successful, with Bragg concentrating his army east of Chattanooga. After concluding that his position was untenable, Bragg abandoned the city on September 6 and retreated into northern Georgia. [11]
Bragg intended to attack General James S. Negley's isolated division of the Union XIV Corps, commanded by George H. Thomas, before Rosecrans could concentrate the rest of his army at that location. He ordered the divisions of Thomas Hindman and Patrick Cleburne to concentrate together and launch a joint attack under Hindman's command. Due to delays in conveying orders, Cleburne's division failed to arrive in time on the 10th, while Thomas reinforced the isolated division with the rest of his corps. After the two divisions were united the next day, they failed to launch a coordinated attack on Thomas' positions and were repulsed. [12]
Believing that Thomas L. Crittenden's XXI Corps was isolated from the rest of the Union army, Bragg ordered his army to concentrate near Lee's and Gordon's Mills; however, Rosecrans had been concentrating his army along Chickamauga Creek. Detachments from Thomas' Corps and Confederate cavalry collided on September 19, with both commanders feeding reinforcements into the engagement. The day ended without a clear victory by either side. The next day, Bragg ordered attacks in an echelon formation starting with the left flank at dawn but Polk, commanding the Confederate left wing, failed to properly supervise his command. The attacks began four hours late and failed to dislodge the Union army from its positions. Shortly after 11 a.m., an attack by Longstreet's corps struck a gap in the Union line, routing most of the Union army. Thomas formed his corps on Snodgrass Hill and held off further Confederate attacks for the remainder of the afternoon before retreating back to Chattanooga near sundown. [13]
Rosecrans retreated into Chattanooga after the battle of Chickamauga. Reinforcements were sent from the Army of the Tennessee and the Army of the Potomac. Both Crittenden and Alexander McCook, commander of the XX Corps, were replaced on September 28 for alleged misconduct at Chickamauga, although they were both cleared of the charge. U.S. Grant, recently made commander of the Military Division of the Mississippi and placed in command of the Union forces near Chattanooga, decided to replace Rosecrans with Thomas on October 19. [14]
At the time of Chickamauga, the Army of Tennessee was suffering from a shortage of food and of wagons to transport supplies; it also lacked pontoon bridges to cross the Tennessee River. Bragg consequently decided to lay siege to the Union army. [15] The Confederates occupied Missionary Ridge and spread a picket line along the south bank of the river towards Alabama. Fire from Confederate sharpshooters prevented supply wagons from reaching Chattanooga. [16]
The Battle of Chickamauga, fought on September 18–20, 1863, between Union and Confederate forces in the American Civil War, marked the end of a Union offensive, the Chickamauga Campaign, in southeastern Tennessee and northwestern Georgia. It was the first major battle of the war fought in Georgia, the most significant Union defeat in the Western Theater, and involved the second-highest number of casualties after the Battle of Gettysburg.
Braxton Bragg was an American army officer during the Second Seminole War and Mexican–American War and Confederate general in the Confederate Army during the American Civil War, serving in the Western Theater. His most important role was as commander of the Army of Mississippi, later renamed the Army of Tennessee, from June 1862 until December 1863.
The Battle of Lookout Mountain also known as the Battle Above the Clouds was fought November 24, 1863, as part of the Chattanooga Campaign of the American Civil War. Union forces under Maj. Gen. Joseph Hooker assaulted Lookout Mountain, Chattanooga, Tennessee, and defeated Confederate forces commanded by Maj. Gen. Carter L. Stevenson. Lookout Mountain was one engagement in the Chattanooga battles between Maj. Gen. Ulysses S. Grant's Military Division of the Mississippi and the Confederate Army of Tennessee, commanded by Gen. Braxton Bragg. It drove in the Confederate left flank and allowed Hooker's men to assist in the Battle of Missionary Ridge the following day, which routed Bragg's army, lifting the siege of Union forces in Chattanooga, and opening the gateway into the Deep South.
The Battle of Stones River, also known as the Second Battle of Murfreesboro, was a battle fought from December 31, 1862, to January 2, 1863, in Middle Tennessee, as the culmination of the Stones River Campaign in the Western Theater of the American Civil War. Of the major battles of the war, Stones River had the highest percentage of casualties on both sides. The battle ended in Union victory after the Confederate army's withdrawal on January 3, largely due to a series of tactical miscalculations by Confederate Gen. Braxton Bragg, but the victory was costly for the Union army. Nevertheless, it was an important victory for the Union because it provided a much-needed boost in morale after the Union's recent defeat at Fredericksburg and also reinforced President Abraham Lincoln's foundation for issuing the Emancipation Proclamation, which ultimately discouraged European powers from intervening on the Confederacy's behalf.
William Starke Rosecrans was an American inventor, coal-oil company executive, diplomat, politician, and U.S. Army officer. He gained fame for his role as a Union general during the American Civil War. He was the victor at prominent Western Theater battles, but his military career was effectively ended following his disastrous defeat at the Battle of Chickamauga in 1863.
The Army of Tennessee was the principal Confederate army operating between the Appalachian Mountains and the Mississippi River during the American Civil War. It was formed in late 1862 and fought until the end of the war in 1865, participating in most of the significant battles in the Western Theater.
Lieutenant-General Leonidas Polk was a bishop of the Episcopal Diocese of Louisiana and founder of the Protestant Episcopal Church in the Confederate States of America, which separated from the Episcopal Church of the United States of America. He was a planter in Maury County, Tennessee, and a second cousin of President James K. Polk. He resigned his ecclesiastical position to become a major-general in the Confederate States Army, when he was called "Sewanee's Fighting Bishop". His official portrait at the University of the South depicts him as a bishop with his army uniform hanging nearby. He is often erroneously referred to as "Leonidas K. Polk," but he had no middle name and never signed any documents as such.
The Battle of Missionary Ridge, also known as the Battle of Chattanooga, was fought on November 25, 1863, as part of the Chattanooga Campaign of the American Civil War. Following the Union victory in the Battle of Lookout Mountain on November 24, Union forces in the Military Division of the Mississippi under Maj. Gen. Ulysses S. Grant assaulted Missionary Ridge and defeated the Confederate Army of Tennessee, commanded by Gen. Braxton Bragg, forcing it to retreat to Georgia.
The Battle of Hoover's Gap was the principal battle in the Tullahoma Campaign of the American Civil War, in which Union General William S. Rosecrans drove General Braxton Bragg’s Confederates out of Central Tennessee. Rosecrans’ feigned move on the western end of the Confederate line had left the eastern mountain passes lightly defended, and Colonel John T. Wilder's mounted infantry achieved total surprise when they attacked Hoover's Gap. Success was attributed both to Rosecrans’ brilliant deception tactics and the high morale of Wilder’s "Lightning Brigade", equipped with the new Spencer repeating rifle.
The Tullahoma campaign was a military operation conducted from June 24 to July 3, 1863, by the Union Army of the Cumberland under Maj. Gen. William Rosecrans, and is regarded as one of the most brilliant maneuvers of the American Civil War. Its effect was to drive the Confederates out of Middle Tennessee and to threaten the strategic city of Chattanooga.
The Battle of Wauhatchie was fought October 28–29, 1863, in Hamilton and Marion counties, Tennessee, and Dade County, Georgia, in the American Civil War. A Union force had seized Brown's Ferry on the Tennessee River, opening a supply line to the Union army in Chattanooga. Confederate forces attempted to dislodge the Union force defending the ferry and again close this supply line but were defeated. Wauhatchie was one of the few night battles of the Civil War.
The Battle of Davis's Cross Roads, was fought September 10–11, 1863, in northwestern Georgia, as part of the Chickamauga Campaign of the American Civil War. It was more of a series of maneuvers and skirmishes than an actual battle and casualties were negligible.
The western theater of the American Civil War encompassed major military operations in the states of Alabama, Georgia, Florida, Mississippi, North Carolina, Kentucky, South Carolina and Tennessee, as well as Louisiana east of the Mississippi River. Operations on the coasts of these states, except for Mobile Bay, are considered part of the Lower Seaboard Theater. Most other operations east of the Appalachian Mountains are part of the eastern theater. Operations west of the Mississippi River took place in the trans-Mississippi theater.
John Thomas Wilder was an officer in the Union Army during the American Civil War, noted principally for capturing the critical mountain pass of Hoover's Gap during the Tullahoma Campaign in Central Tennessee in June 1863. Wilder had personally ensured that his "Lightning Brigade" of mounted infantry was equipped with the new Spencer repeating rifle. However, Wilder initially had to appeal to his men to pay for these weapons themselves before the government agreed to carry the cost. The victory at Hoover's Gap was attributed largely to Wilder's persistence in procuring the new rifles, which disoriented the enemy.
The Knoxville campaign was a series of American Civil War battles and maneuvers in East Tennessee during the fall of 1863 designed to secure control of the city of Knoxville and with it the railroad that linked the Confederacy east and west, and position the First Corps under Longstreet for return to the Army of Northern Virginia. Union Army forces under Maj. Gen. Ambrose Burnside occupied Knoxville, Tennessee, and Confederate States Army forces under Lt. Gen. James Longstreet were detached from Gen. Braxton Bragg's Army of Tennessee at Chattanooga to prevent Burnside's reinforcement of the besieged Federal forces there. Ultimately, Longstreet's Siege of Knoxville ended when Union Maj. Gen. William Tecumseh Sherman led elements of the Army of the Tennessee and other troops to Burnside's relief after Union troops had broken the Confederate siege of Chattanooga. Although Longstreet was one of Gen. Robert E. Lee's best corps commanders in the East in the Army of Northern Virginia, he was unsuccessful in his attempt to penetrate the Knoxville defenses and take the city.
The Chattanooga campaign was a series of maneuvers and battles in October and November 1863, during the American Civil War. Following the defeat of Maj. Gen. William S. Rosecrans's Union Army of the Cumberland at the Battle of Chickamauga in September, the Confederate Army of Tennessee under Gen. Braxton Bragg besieged Rosecrans and his men by occupying key high terrain around Chattanooga, Tennessee. Maj. Gen. Ulysses S. Grant was given command of Union forces in the West, now consolidated under the Division of the Mississippi. Significant reinforcements also began to arrive with him in Chattanooga from Mississippi and the Eastern Theater. On October 18, Grant removed Rosecrans from command of the Army of the Cumberland and replaced him with Major General George Henry Thomas.
The 10th Kentucky Infantry Regiment was a three-year volunteer infantry regiment that served in the U.S., or Union Army during the American Civil War.
The Lightning Brigade, also known as Wilder's Brigade or the Hatchet Brigade was a mounted infantry brigade from the American Civil War in the Union Army of the Cumberland from March 8, 1863, through November 1863. A novel unit for the U.S. Army, its regiments were nominally the 1st Brigade of Maj. Gen. Joseph J. Reynolds' 4th Division of Thomas' XIV Corps. Operationally, they were detached from the division and served as a mobile mounted infantry to support any of the army's corps. Colonel John T. Wilder was its commander. As initially organized, the brigade had the following regiments:
Chattanooga, Tennessee, was a major rail center and a strategic vantage-point, with high ground competed-for by both sides. When Union forces were besieged in the town, General Ulysses S. Grant forced a supply-route, earning him Lincoln's particular gratitude.
Henry Benedict Mattingly was a Union Army soldier in the American Civil War and a recipient of the United States military's highest decoration, the Medal of Honor, for his actions at the September 1, 1864, Battle of Jonesborough, Georgia.