Siege of Vicksburg
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The siege of Vicksburg (May 18 – July 4, 1863) was the final major military action in the
Vicksburg campaign The Vicksburg campaign was a series of maneuvers and battles in the Western Theater of the American Civil War directed against Vicksburg, Mississippi, a fortress city that dominated the last Confederate States of America, Confederate-controlled ...
of the
American Civil War The American Civil War (April 12, 1861 – May 26, 1865; also known by Names of the American Civil War, other names) was a civil war in the United States. It was fought between the Union (American Civil War), Union ("the North") and t ...
. In a series of maneuvers, Union Maj. Gen.
Ulysses S. Grant Ulysses S. Grant (born Hiram Ulysses Grant ; April 27, 1822July 23, 1885) was an American military officer and politician who served as the 18th president of the United States from 1869 to 1877. As Commanding General, he led the Union A ...
and his Army of the Tennessee crossed the
Mississippi River The Mississippi River is the List of longest rivers of the United States (by main stem), second-longest river and chief river of the second-largest Drainage system (geomorphology), drainage system in North America, second only to the Hudson B ...
and drove the Confederate Army of Mississippi, led by
Lt. Gen. Lieutenant general (Lt Gen, LTG and similar) is a three-star military rank (NATO code OF-8) used in many countries. The rank traces its origins to the Middle Ages, where the title of lieutenant general was held by the second-in-command on the ...
John C. Pemberton John Clifford Pemberton (August 10, 1814 – July 13, 1881) was a career United States Army officer who fought in the Seminole Wars and with distinction during the Mexican–American War. He resigned his commission to serve as a Confederate ...
, into the defensive lines surrounding the fortress city of
Vicksburg, Mississippi Vicksburg is a historic city in Warren County, Mississippi, United States. It is the county seat, and the population at the 2010 census was 23,856. Located on a high bluff on the east bank of the Mississippi River across from Louisiana, Vi ...
. Vicksburg was the last major Confederate stronghold on the Mississippi River; therefore, capturing it completed the second part of the Northern strategy, the Anaconda Plan. When two major assaults against the Confederate fortifications, on May 19 and 22, were repulsed with heavy casualties, Grant decided to besiege the city beginning on May 25. After holding out for more than forty days, with their supplies nearly gone, the garrison surrendered on July 4. The successful ending of the
Vicksburg campaign The Vicksburg campaign was a series of maneuvers and battles in the Western Theater of the American Civil War directed against Vicksburg, Mississippi, a fortress city that dominated the last Confederate States of America, Confederate-controlled ...
significantly degraded the ability of the Confederacy to maintain its war effort. This action, combined with the surrender of the down-river Port Hudson to Maj. Gen.
Nathaniel P. Banks Nathaniel Prentice (or Prentiss) Banks (January 30, 1816 – September 1, 1894) was an American politician from Massachusetts and a Union general during the Civil War. A millworker by background, Banks was prominent in local debating societies, ...
on July 9, yielded command of the
Mississippi River The Mississippi River is the List of longest rivers of the United States (by main stem), second-longest river and chief river of the second-largest Drainage system (geomorphology), drainage system in North America, second only to the Hudson B ...
to the Union forces, who would hold it for the rest of the conflict. The Confederate surrender on July 4, 1863, is sometimes considered, when combined with Gen.
Robert E. Lee Robert Edward Lee (January 19, 1807 – October 12, 1870) was a Confederate general during the American Civil War, towards the end of which he was appointed the overall commander of the Confederate States Army. He led the Army of Nor ...
's defeat at Gettysburg by Maj. Gen. George Meade the previous day, the turning point of the war. It cut off the Trans-Mississippi Department (containing the states of
Arkansas Arkansas ( ) is a landlocked state in the South Central United States. It is bordered by Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, and Texas and Oklahoma to the west. Its name is from the O ...
,
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
and part of
Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is bord ...
) from the rest of the Confederate States, effectively splitting the Confederacy in two for the rest of the war. Lincoln called Vicksburg "the key to the war."


Background


Military situation

After crossing the
Mississippi River The Mississippi River is the List of longest rivers of the United States (by main stem), second-longest river and chief river of the second-largest Drainage system (geomorphology), drainage system in North America, second only to the Hudson B ...
south of Vicksburg at Bruinsburg and driving northeast, Grant won battles at Port Gibson and Raymond and captured Jackson, the
Mississippi Mississippi () is a state in the Southeastern region of the United States, bordered to the north by Tennessee; to the east by Alabama; to the south by the Gulf of Mexico; to the southwest by Louisiana; and to the northwest by Arkansas. Miss ...
state capital, on May 14, 1863, forcing Pemberton to withdraw westward. Attempts to stop the Union advance at Champion Hill and Big Black River Bridge were unsuccessful. Pemberton knew that the corps under Maj. Gen. William T. Sherman was preparing to flank him from the north, and so had no choice but to withdraw or be outflanked. Pemberton burned the bridges over the Big Black River and devastated the countryside as he retreated to the well-fortified city of Vicksburg.Esposito, text for map 105. The Confederates evacuated Hayne's Bluff, which was subsequently occupied by Sherman's cavalry on May 19, and Union steamboats no longer had to run the guns of Vicksburg, now being able to dock by the dozens up the
Yazoo River The Yazoo River is a river in the U.S. states of Louisiana and Mississippi. It is considered by some to mark the southern boundary of what is called the Mississippi Delta, a broad floodplain that was cultivated for cotton plantations before th ...
. Grant could now receive supplies more directly than by the previous route, which ran through Louisiana, over the river crossing at Grand Gulf and Bruinsburg, then back up north. Over half of Pemberton's army had been lost in the two preceding battles and many in Vicksburg expected
General A general officer is an officer of high rank in the armies, and in some nations' air forces, space forces, and marines or naval infantry. In some usages the term "general officer" refers to a rank above colonel."general, adj. and n.". O ...
Joseph E. Johnston, in command of the Confederate
Department of the West The Department of the West, later known as the Western Department, was a major command (Department) of the United States Army during the 19th century. It oversaw the military affairs in the country west of the Mississippi River to the borders of ...
, to relieve the city—which he never did. Large numbers of Union troops were on the march to invest the city. They repaired the bridges over the Big Black River and crossed on May 18. Johnston sent a note to his general, Pemberton, asking him to sacrifice the city and save his troops, something Pemberton would not do. Pemberton, a
Northerner Northerner may refer to: * A person from a Northern Region from a State, Province, or Country; For Example: ** Someone from Northern England ** Someone from the Northern United States * Translation of Beifangren "北方人", endonym for someone fro ...
by birth, was probably influenced by his fear of public condemnation if he abandoned Vicksburg.


Fortifications

As the Union forces approached Vicksburg, Pemberton could put only 18,500 troops in his lines. Grant had over 35,000, with more on the way. However, Pemberton had the advantage of terrain and fortifications that made his defense nearly impregnable. The defensive line around Vicksburg ran for approximately , based on terrain of varying elevations that included hills and knobs with steep slopes which would require an attacker to ascend them under fire. The perimeter included many gun pits, forts, trenches, redoubts, and
lunettes A lunette (French ''lunette'', "little moon") is a half-moon shaped architectural space, variously filled with sculpture, painted, glazed, filled with recessed masonry, or void. A lunette may also be segmental, and the arch may be an arc taken ...
. The major fortifications of the line included: Fort Hill, on a high bluff north of the city; the Stockade Redan, dominating the approach to the city on Graveyard Road from the northeast; the 3rd Louisiana Redan; the Great Redoubt; the Railroad Redoubt, protecting the gap for the railroad line entering the city; the Square Fort (Fort Garrott); a salient along the Hall's Ferry Road; and the South Fort.


Opposing forces


Union

Maj. Gen.
Ulysses S. Grant Ulysses S. Grant (born Hiram Ulysses Grant ; April 27, 1822July 23, 1885) was an American military officer and politician who served as the 18th president of the United States from 1869 to 1877. As Commanding General, he led the Union A ...
's Union Army of the Tennessee brought five corps to the siege: *
IX Corps 9 Corps, 9th Corps, Ninth Corps, or IX Corps may refer to: France * 9th Army Corps (France) * IX Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars Germany * IX Corps (German Empire), a unit of the Imperial German ...
, under Maj. Gen.
John Parke John Grubb Parke (September 22, 1827 – December 16, 1900) was a United States Army engineer and a Union general in the American Civil War. Parke's Civil War service was closely associated with Ambrose E. Burnside, often serving him as chi ...
; * XIII Corps, under Maj. Gen. John A. McClernand; *
XV Corps 15th Corps, Fifteenth Corps, or XV Corps may refer to: * XV Corps (British India) *XV Corps (German Empire), a unit of the Imperial German Army prior to and during World War I *15th Army Corps (Russian Empire), a unit in World War I * XV Royal Bav ...
, under Maj. Gen. William T. Sherman; * XVI Corps (detachment), under Maj. Gen. Cadwallader C. Washburn; * XVII Corps, under Maj. Gen. James B. McPherson.


Confederate

Lt. Gen.
John C. Pemberton John Clifford Pemberton (August 10, 1814 – July 13, 1881) was a career United States Army officer who fought in the Seminole Wars and with distinction during the Mexican–American War. He resigned his commission to serve as a Confederate ...
's Confederate Army of Mississippi inside the Vicksburg line consisted of four divisions, under Maj. Gens.: * Carter L. Stevenson; * John H. Forney; * Martin L. Smith; *
John S. Bowen John Stevens Bowen (October 30, 1830 – July 13, 1863) was a career United States Army officer who later became a general in the Confederate Army and a commander in the Western Theater of the American Civil War. He fought at the battles ...
.


Siege


Assaults

Grant wanted to overwhelm the Confederates before they could fully organize their defenses and ordered an assault against the Stockade Redan for May 19. Troops from Sherman's corps had a difficult time approaching the position under rifle and artillery fire from the 36th Mississippi Infantry, Brig. Gen.
Louis Hébert Louis Hébert (c. 1575 – 25 January 1627) is widely considered the first European apothecary in the region that would later become Canada, as well as the first European to farm in said region. He was born around 1575 at 129 de la rue Sain ...
's brigade. They had to negotiate a steep ravine protected by abatis and cross a , ditch before attacking the walls of the redan. This first attempt was easily repulsed. Grant ordered an artillery bombardment to soften the defenses and at about 2 pm, Sherman's division under Maj. Gen.
Francis P. Blair Francis Preston Blair Sr. (April 12, 1791 – October 18, 1876) was an American journalist, newspaper editor, and influential figure in national politics advising several U.S. presidents across party lines. Blair was an early member of the De ...
tried again, but only a small number of men were able to advance even as far as the ditch below the redan. The assault collapsed in an exchange of rifle fire and hand grenades lobbing back and forth. The failed Union assaults of May 19 damaged troop morale, deflating the confidence the soldiers had felt after their string of victories across Mississippi. They were also costly, with 157 killed, 777 wounded, and eight missing, versus Confederate casualties of eight killed and 62 wounded. The Confederates, assumed to be demoralized, had regained their fighting edge. Grant planned another assault for May 22, but this time with greater care; his troops would first reconnoiter thoroughly and soften up the defenses with artillery and naval gunfire. The lead units were supplied with ladders to ascend the fortification walls. Grant did not want a long siege, and this attack was to be by the entire army across a wide front. Despite their bloody repulse on May 19, Union troops were in high spirits, now well-fed with provisions they had foraged. On seeing Grant pass by, a soldier commented, " Hardtack". Soon all Union troops in the vicinity were yelling, "Hardtack! Hardtack!" The Union served hardtack, beans, and coffee the night of May 21. Everyone expected that Vicksburg would fall the next day. Union forces bombarded the city all night, from 220 artillery pieces and with naval gunfire from Rear Adm. David D. Porter's fleet in the river. While causing little property damage, they damaged Confederate civilian morale. On the morning of May 22, the defenders were bombarded again for four hours before the Union attacked once more along a front at 10 am. Sherman attacked once again down the Graveyard Road, with 150 volunteers (nicknamed the forlorn hope detachment) leading the way with ladders and planks, followed by the divisions of Blair and Brig. Gen.
James M. Tuttle James Madison Tuttle (September 24, 1823 – October 24, 1892) was a soldier, businessman, and politician from the state of Iowa who served as a general in the Union Army during the American Civil War. He commanded a brigade and then a division ...
, arranged in a long column of regiments. They hoped to achieve a breakthrough by concentrating their mass on a narrow front. They were driven back in the face of heavy rifle fire. Blair's brigades under Cols. Giles A. Smith and T. Kilby Smith made it as far as a ridge 100 yards from Green's Redan, the southern edge of the Stockade Redan, from where they poured heavy fire into the Confederate position, but to no avail. Tuttle's division, waiting its turn to advance, did not have an opportunity to move forward. On Sherman's far right, the division of Brig. Gen. Frederick Steele spent the morning attempting to get into position through a ravine of the Mint Spring Bayou. McPherson's corps was assigned to attack the center along the Jackson Road. On their right flank, the brigade of Brig. Gen. Thomas E. G. Ransom advanced to within 100 yards of the Confederate line, but halted to avoid dangerous flanking fire from Green's Redan. On McPherson's left flank, the division of Maj. Gen. John A. Logan was assigned to assault the 3rd Louisiana Redan and the Great Redoubt. The brigade of Brig. Gen. John E. Smith made it as far as the slope of the redan, but huddled there, dodging grenades until dark, when they were recalled. Brig. Gen. John D. Stevenson's brigade advanced in two columns against the redoubt, but their attack also failed when they found their ladders were too short to scale the fortification. Brig. Gen.
Isaac F. Quinby Isaac Ferdinand Quinby (January 29, 1821 – September 18, 1891) was a U.S. soldier and Union general during the American Civil War. Biography He was born near Morristown, New Jersey in 1821. He attended the United States Military Academy ...
's division advanced a few hundred yards, but halted for hours while its generals engaged in confused discussions. On the Union left, McClernand's corps moved along the Baldwin Ferry Road and astride the Southern Railroad of Mississippi. The division of Brig. Gen.
Eugene A. Carr Eugene Asa Niel Carr (March 20, 1830 – December 2, 1910) was a soldier in the United States Army and a general in the Union Army during the American Civil War. He was awarded the Medal of Honor for his actions at the Battle of Pea Ridge. Ea ...
was assigned to capture the Railroad Redoubt and the 2nd Texas Lunette; the division of Brig. Gen.
Peter J. Osterhaus Peter Joseph Osterhaus (January 4, 1823 – January 2, 1917) was a German-American Union Army general in the American Civil War and later served as a diplomat. Early life Osterhaus was born in Koblenz, Rhenish Prussia, the son of Eleanora (Kraem ...
was assigned the Square Fort. Carr's men achieved a small breakthrough at the 2nd Texas Lunette and requested reinforcements. By 11 am, it was clear that a breakthrough was not forthcoming and that the advances by Sherman and McPherson were failures. Just then, Grant received a message from McClernand, which stated that he was heavily engaged, the Confederates were being reinforced, and he requested a diversion on his right from McPherson's corps. Grant initially refused the request, telling McClernand to use his own reserve forces for assistance; Grant was mistakenly under the impression that McClernand had been lightly engaged and McPherson heavily, although the reverse was true. McClernand followed up with a message that was partially misleading, implying that he had captured two forts—"The Stars and Stripes are flying over them."—and that another push along the line would achieve victory for the Union Army. In fact, more than a dozen members of the 22nd Iowa Infantry Regiment had secured a tenuous foothold in a portion of the fortification known as the Railroad Redoubt, and forced Confederate defenders back from that point, though the Iowans could not advance further. Although Grant once again demurred, he showed the dispatch to Sherman, who ordered his own corps to advance again. Grant, reconsidering, then ordered McPherson to send Quinby's division to aid McClernand. Sherman ordered two more assaults. At 2:15 pm, Giles Smith and Ransom moved out and were repulsed immediately. At 3 pm, Tuttle's division suffered so many casualties in their aborted advance that Sherman told Tuttle, "This is murder; order those troops back." By this time, Steele's division had finally maneuvered into position on Sherman's right, and at 4 pm, Steele gave the order to charge against the 26th Louisiana Redoubt. They had no more success than any of Sherman's other assaults. In McPherson's sector, Logan's division made another thrust down the Jackson Road at about 2 pm, but met with heavy losses and the attack was called off. McClernand attacked again, reinforced by Quinby's division, but with no success. Union casualties for the day totalled 502 killed, 2,550 wounded, and 147 missing, about evenly divided across the three corps. Confederate casualties were not reported directly, but are estimated to have been under 500. Grant blamed McClernand's misleading dispatches for part of the poor results of the day, storing up another grievance against the political general who had caused him so many aggravations during the campaign.


Siege operations

Historian Shelby Foote wrote that Grant "did not regret having made the assaults; he only regretted that they had failed." Grant reluctantly settled into a siege. On May 25, Lt. Col.
John A. Rawlins John Aaron Rawlins (February 13, 1831 September 6, 1869) was a general officer in the Union Army during the American Civil War and a cabinet officer in the Grant administration. A longtime confidant of Ulysses S. Grant, Rawlins served on Grant's ...
issued Special Orders No. 140 for Grant: Grant wrote in his memoirs, "I now determined upon a regular siege—to 'out-camp the enemy,' as it were, and to incur no more losses." Federal troops began to dig in, constructing elaborate entrenchments which the soldiers of the time referred to as "ditches". These surrounded the city and moved steadily closer to the Confederate fortifications. With their backs against the Mississippi and Union gunboats firing from the river, Confederate soldiers and citizens alike were trapped. Pemberton was determined to hold his few miles of the Mississippi as long as possible, hoping for relief from Johnston or elsewhere. A new problem confronted the Confederates. The dead and wounded of Grant's army lay in the heat of Mississippi summer, the odor of the deceased men and horses fouling the air, the wounded crying for medical help and water. Grant first refused a request of truce, thinking it a show of weakness. Finally he relented, and the Confederates held their fire while the Union recovered the wounded and dead on May 25, soldiers from both sides mingling and trading as if no hostilities existed for the moment. After this truce, Grant's army began to fill the ring around Vicksburg. It soon became clear that even 50,000 Union soldiers would not be able to effect a complete encirclement of the Confederate defenses. Pemberton's outlook on escape was pessimistic, but there were still roads leading south out of Vicksburg unguarded by Union troops. Grant sought help from Maj. Gen. Henry W. Halleck, the Union general-in-chief. Halleck quickly began to shift Union troops in the West to meet Grant's needs. The first of these reinforcements was a 5,000-man division from the Department of the Missouri under Maj. Gen.
Francis J. Herron Francis Jay Herron (February 17, 1837 – January 8, 1902) was an American soldier who was a Union general during the American Civil War. Biography Francis J. Herron attended the Western University of Pennsylvania, but left at the age of si ...
on June 11. Herron's troops, remnants of the Army of the Frontier, were attached to McPherson's corps and took up position on the far south. Next came a three division detachment from XVI Corps led by Brig. Gen. Cadwallader C. Washburn on June 12, assembled from troops at the nearby posts of Corinth, Memphis, and LaGrange. The final significant group of reinforcements to join was the 8,000-man strong
IX Corps 9 Corps, 9th Corps, Ninth Corps, or IX Corps may refer to: France * 9th Army Corps (France) * IX Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars Germany * IX Corps (German Empire), a unit of the Imperial German ...
from the Department of the Ohio, led by Maj. Gen.
John G. Parke John Grubb Parke (September 22, 1827 – December 16, 1900) was a United States Army engineer and a Union general in the American Civil War. Parke's Civil War service was closely associated with Ambrose E. Burnside, often serving him as chi ...
, arriving on June 14. With the arrival of Parke, Grant had 77,000 men around Vicksburg. In an effort to cut Grant's supply line, Confederates in Louisiana under Major General John G. Walker attacked Milliken's Bend up the Mississippi on June 7. This was largely defended by recently enlisted
United States colored troops The United States Colored Troops (USCT) were regiments in the United States Army composed primarily of African-American ( colored) soldiers, although members of other minority groups also served within the units. They were first recruited durin ...
. Despite having inferior weaponry, they fought bravely and repulsed the Confederates with help from gunboats, although at heavy cost; the defenders lost 652 to the Confederate 185. The loss at Milliken's Bend left the Confederates with no hope for relief other than from the cautious Johnston. Pemberton was boxed in with plentiful munitions but little food. The poor diet was telling on the Confederate soldiers. By the end of June, half were sick or hospitalized.
Scurvy Scurvy is a deficiency disease, disease resulting from a lack of vitamin C (ascorbic acid). Early symptoms of deficiency include weakness, feeling tired and sore arms and legs. Without treatment, anemia, decreased red blood cells, gum disease, ch ...
,
malaria Malaria is a mosquito-borne infectious disease that affects humans and other animals. Malaria causes symptoms that typically include fever, tiredness, vomiting, and headaches. In severe cases, it can cause jaundice, seizures, coma, or death. ...
,
dysentery Dysentery (UK pronunciation: , US: ), historically known as the bloody flux, is a type of gastroenteritis that results in bloody diarrhea. Other symptoms may include fever, abdominal pain, and a feeling of incomplete defecation. Complications ...
,
diarrhea Diarrhea, also spelled diarrhoea, is the condition of having at least three loose, liquid, or watery bowel movements each day. It often lasts for a few days and can result in dehydration due to fluid loss. Signs of dehydration often begin w ...
, and other diseases cut their ranks. At least one city resident had to stay up at night to keep starving soldiers out of his vegetable garden. The constant shelling did not bother him as much as the loss of his food. As the siege wore on, fewer and fewer horses, mules, and dogs were seen wandering about Vicksburg. Shoe leather became a last resort of sustenance for many adults. During the siege, Union gunboats lobbed over 22,000 shells into the town and army artillery fire was even heavier. As the barrages continued, suitable housing in Vicksburg was reduced to a minimum. A ridge, located between the main town and the rebel defense line, provided lodging for the duration. Over 500 caves, known locally as "bombproofs", were dug into the yellow clay hills of Vicksburg. Whether houses were structurally sound or not, it was deemed safer to occupy these dugouts. People did their best to make them comfortable, with rugs, furniture, and pictures. They tried to time their movements and foraging with the rhythm of the cannonade, sometimes unsuccessfully. Because of the citizens' burrowing, the Union soldiers gave the town the nickname of "Prairie Dog Village". Despite the ferocity of the Union fire, fewer than a dozen civilians are known to have been killed during the siege.


Command changes

One of Grant's actions during the siege was to settle a lingering rivalry. On May 30, General McClernand wrote a self-adulatory note to his troops, claiming much of the credit for the soon-to-be victory. Grant had been waiting six months for him to slip, ever since they clashed early in the campaign, around the Battle of Arkansas Post. He had received permission to relieve McClernand in January 1863 but waited for an unequivocal provocation; McClernand was relieved on June 18. Grant so carefully prepared his action that McClernand was left without recourse. McClernand's XIII Corps was turned over to Maj. Gen.
Edward Ord Edward Otho Cresap Ord (October 18, 1818 – July 22, 1883) was an American engineer and United States Army officer who saw action in the Seminole War, the Indian Wars, and the American Civil War. He commanded an army during the final days of ...
, who had recovered from an October 1862 wound sustained at Hatchie's Bridge. In May 1864, McClernand would be given a command in a remote area of
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
. Another command change occurred on June 22. In addition to Pemberton in Vicksburg, Grant had to be aware of Confederate forces in his rear under the command of Joseph E. Johnston. He stationed one division in the vicinity of the Big Black River Bridge and another reconnoitered as far north as Mechanicsburg; both acted as covering forces. By June 10, the
IX Corps 9 Corps, 9th Corps, Ninth Corps, or IX Corps may refer to: France * 9th Army Corps (France) * IX Corps (Grande Armée), a unit of the Imperial French Army during the Napoleonic Wars Germany * IX Corps (German Empire), a unit of the Imperial German ...
, under Maj. Gen.
John G. Parke John Grubb Parke (September 22, 1827 – December 16, 1900) was a United States Army engineer and a Union general in the American Civil War. Parke's Civil War service was closely associated with Ambrose E. Burnside, often serving him as chi ...
, was transferred to Grant's command. This corps became the nucleus of a special task force whose mission was to prevent Johnston, who was gathering his forces at
Canton Canton may refer to: Administrative division terminology * Canton (administrative division), territorial/administrative division in some countries, notably Switzerland * Township (Canada), known as ''canton'' in Canadian French Arts and ente ...
, from interfering with the siege. Sherman was given command of this task force and Brig. Gen. Frederick Steele replaced him at XV Corps. Johnston eventually began moving to relieve Pemberton and reached the Big Black River on July 1, but he delayed a potentially difficult encounter with Sherman until it was too late for the Vicksburg garrison, and then fell back to Jackson. Sherman would pursue Johnston and recapture Jackson on July 17.


Louisiana operations

Throughout the siege Union and Confederate forces kept busy in a supporting role on the Louisiana side of the Mississippi River. Lt. Gen.
Edmund Kirby Smith General Edmund Kirby Smith (May 16, 1824March 28, 1893) was a senior officer of the Confederate States Army who commanded the Trans-Mississippi Department (comprising Arkansas, Missouri, Texas, western Louisiana, Arizona Territory and the India ...
, commander of the Trans-Mississippi Department, received a telegraph from Pemberton on May 9 requesting that he move against Grant's communication lines along the Mississippi River. Grant had established important supply depots at Milliken's Bend, Young's Point, and Lake Providence, all within Smith's jurisdiction, but Smith failed to recognize the importance of Pemberton's situation. It was not until June when Smith finally took action on Pemberton's request, directing Maj. Gen. Richard Taylor to "do something" in support of the Vicksburg garrison. Taylor commanded the District of Western Louisiana and developed a three-pronged campaign against Grant's three supply depots. All three of Taylor's assaults were defeated at the
Battle of Milliken's Bend The Battle of Milliken's Bend was fought on June 7, 1863, as part of the Vicksburg Campaign during the American Civil War. Major General Ulysses S. Grant of the Union Army had placed the strategic Mississippi River city of Vicksburg, Mississip ...
, the
Battle of Young's Point The Battle of Milliken's Bend was fought on June 7, 1863, as part of the Vicksburg Campaign during the American Civil War. Major General Ulysses S. Grant of the Union Army had placed the strategic Mississippi River city of Vicksburg, Missi ...
, and the Battle of Lake Providence. In response to the growing Confederate activity in the area, Grant decided to dispatch troops from the Vicksburg trenches across the river. The presence of Maj. Gen. John G. Walker's Confederate division on the Louisiana side was of particular concern; its presence could possibly aid any Confederate attempt to escape from Vicksburg. Therefore, Brig. Gen.
Alfred W. Ellet Alfred Washington Ellet (October 11, 1820 – January 9, 1895) was a brigadier general in the Union Army who commanded the United States Ram Fleet and the Mississippi Marine Brigade during the American Civil War. Early life and education El ...
's Mississippi Marine Brigade and
Joseph A. Mower Joseph Anthony Mower (August 22, 1827 – January 6, 1870) was a Union general during the American Civil War. He was a competent officer and well respected by his troops and fellow officers to whom he was known as "Fighting Joe". Major General Wil ...
's brigade from Sherman's corps were ordered to the vicinity of Milliken's Bend. Mower and Ellet were to cooperate against Walker's division, which was stationed in the vicinity of Richmond, Louisiana. Richmond was also an important supply line providing Vicksburg with food from Louisiana. On June 15, Ellet and Mower defeated Walker and destroyed Richmond. Ellet's men returned to De Soto Point and constructed an artillery battery targeting an iron
foundry A foundry is a factory that produces metal castings. Metals are cast into shapes by melting them into a liquid, pouring the metal into a mold, and removing the mold material after the metal has solidified as it cools. The most common metals pr ...
recasting spent Union artillery shells. Construction was begun on June 19, which placed a 20-pounder
Parrott rifle The Parrott rifle was a type of muzzle-loading rifled artillery weapon used extensively in the American Civil War. Parrott rifle The gun was invented by Captain Robert Parker Parrott, a West Point graduate. He was an American soldier and inven ...
in a
casemate A casemate is a fortified gun emplacement or armored structure from which guns are fired, in a fortification, warship, or armoured fighting vehicle.Webster's New Collegiate Dictionary When referring to antiquity, the term "casemate wall" me ...
of railroad iron. The targeted foundry was destroyed on June 25 and the next day a second Parrott gun was added to the battery, which continued to harass the defenders until the garrison's surrender. Additional Confederate activity in Louisiana occurred on June 29 at Goodrich's Landing when they attacked a plantation and an army training center run by former slaves. The Confederates destroyed the plantations and captured over a hundred former slaves before disengaging in the face of Ellet's Marines. Confederate raids such as these were disruptive and caused damage, but they were only minor setbacks and demonstrated that the Confederates could cause only momentary disturbances in the area.


Crater at the Third Louisiana Redan

Late in the siege, Union troops tunneled under the 3rd Louisiana Redan and packed the mine with 2,200 pounds of gunpowder. The explosion blew apart the Confederate lines on June 25, while an infantry attack made by troops from Logan's XVII Corps division followed the blast. The 45th Illinois Regiment (known as the "Lead Mine Regiment"), under Col. Jasper A. Maltby, charged into the diameter, deep crater with ease, but were stopped by recovering Confederate infantry. The Union soldiers became pinned down and the defenders rolled artillery shells with short fuses into the pit with deadly results. Union engineers worked to set up a
casemate A casemate is a fortified gun emplacement or armored structure from which guns are fired, in a fortification, warship, or armoured fighting vehicle.Webster's New Collegiate Dictionary When referring to antiquity, the term "casemate wall" me ...
in the crater in order to extricate the infantry, and soon the soldiers fell back to a new defensive line. From the crater left by the explosion, Union miners worked to dig a new mine to the south. On July 1, this mine was detonated but no infantry attack followed. Pioneers worked throughout July 2 and 3 to widen the initial crater to be large enough for an infantry column of four to pass through for any future assault. However, events the following day negated the need for any further assaults.


Capture

On July 3, Pemberton sent a note to Grant regarding the possibility of negotiations for peace. Grant, as he had done at Fort Donelson, first demanded unconditional surrender. He then reconsidered, not wanting to feed 30,000 Confederates in Union prison camps, and offered to
parole Parole (also known as provisional release or supervised release) is a form of early release of a prison inmate where the prisoner agrees to abide by certain behavioral conditions, including checking-in with their designated parole officers, or ...
all prisoners. Considering their destitute and starving state, he never expected them to fight again; he hoped they would carry home the stigma of defeat to the rest of the Confederacy. In any event, shipping that many prisoners north would have occupied his army and taken months. Pemberton officially surrendered his army on July 4. Most of the men who were paroled on July 6 were exchanged and received back into the Confederate Army on August 4, 1863, at Mobile Harbor, Alabama. They were back in
Chattanooga, Tennessee Chattanooga ( ) is a city in and the county seat of Hamilton County, Tennessee, United States. Located along the Tennessee River bordering Georgia, it also extends into Marion County on its western end. With a population of 181,099 in 2020 ...
, by September and some fought in the Battles for Chattanooga in November and against Sherman's invasion of Georgia in May 1864. The Confederate government protested the validity of the paroles on technical grounds and the issue was referred to Grant who, in April 1864, was general in chief of the army. The dispute effectively ended all further prisoner exchanges during the war except for hardship cases. When the captured 26th, 27th,
29th 29 (twenty-nine) is the natural number following 28 and preceding 30. Mathematics * 29 is the tenth prime number, and the fourth primorial prime. * 29 forms a twin prime pair with thirty-one, which is also a primorial prime. Twenty-nine is also ...
, and 31st Louisiana Infantry Regiments were exchanged in 1863 and 1864, many of the paroled soldiers failed to report for duty and remained at their homes. Those Louisianans who returned to active duty were never again used in combat. Surrender was formalized by an old oak tree, "made historical by the event". In his ''Personal Memoirs'', Grant described the fate of this luckless tree: The surrender was finalized on July 4,
Independence Day An independence day is an annual event commemorating the anniversary of a nation's independence or statehood, usually after ceasing to be a group or part of another nation or state, or more rarely after the end of a military occupation. Many ...
, a day Pemberton had hoped would bring more sympathetic terms from the United States. Although the Vicksburg campaign continued with some minor actions, the fortress city had fallen and, with the surrender of Port Hudson on July 9, the Mississippi River was firmly in Union hands and the Confederacy split in two. President Lincoln famously announced, "The Father of Waters again goes unvexed to the sea." Union casualties for the battle and siege of Vicksburg were 4,835; Confederate were 32,697, of whom 29,495 had surrendered.Kennedy, p. 173. The full campaign, since March 29, claimed 10,142 Union and 9,091 Confederate killed and wounded. In addition to the men under his command, Pemberton turned over to Grant 172 cannons and 50,000 rifles.


Aftermath

Vicksburg was the last major Confederate stronghold on the Mississippi River; therefore, capturing it completed the second part of the Northern strategy, the Anaconda Plan. The successful ending of the
Vicksburg campaign The Vicksburg campaign was a series of maneuvers and battles in the Western Theater of the American Civil War directed against Vicksburg, Mississippi, a fortress city that dominated the last Confederate States of America, Confederate-controlled ...
significantly degraded the ability of the Confederacy to maintain its war effort. This action, combined with the surrender of Port Hudson to Maj. Gen.
Nathaniel P. Banks Nathaniel Prentice (or Prentiss) Banks (January 30, 1816 – September 1, 1894) was an American politician from Massachusetts and a Union general during the Civil War. A millworker by background, Banks was prominent in local debating societies, ...
on July 9, yielded command of the
Mississippi River The Mississippi River is the List of longest rivers of the United States (by main stem), second-longest river and chief river of the second-largest Drainage system (geomorphology), drainage system in North America, second only to the Hudson B ...
to the Union forces, who would hold it for the rest of the conflict. The Confederate surrender on July 4, 1863, is sometimes considered, when combined with Gen.
Robert E. Lee Robert Edward Lee (January 19, 1807 – October 12, 1870) was a Confederate general during the American Civil War, towards the end of which he was appointed the overall commander of the Confederate States Army. He led the Army of Nor ...
's July 3 defeat at Gettysburg by Maj. Gen. George Meade, the turning point of the war. It cut off the states of
Arkansas Arkansas ( ) is a landlocked state in the South Central United States. It is bordered by Missouri to the north, Tennessee and Mississippi to the east, Louisiana to the south, and Texas and Oklahoma to the west. Its name is from the O ...
,
Louisiana Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is bord ...
, and
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
from the rest of the Confederate States, effectively splitting the Confederacy in two for the duration of the war. The Union victory also permanently severed communication between the Trans-Mississippi Department and the balance of the Confederacy. Folk tradition holds that the Fourth of July (Independence Day) holiday was not celebrated by Vicksburg until
World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the World War II by country, vast majority of the world's countries—including all of the great power ...
. This claim is inaccurate, for large Independence Day celebrations were held as early as 1907.


Battlefield preservation

The works around Vicksburg are now maintained by the
National Park Service The National Park Service (NPS) is an agency of the United States federal government within the U.S. Department of the Interior that manages all national parks, most national monuments, and other natural, historical, and recreational properti ...
as part of Vicksburg National Military Park. The park, located in Vicksburg, Mississippi, and
Delta, Louisiana Delta is a village in Madison Parish, Louisiana, United States. The population was 239 at the 2000 census. It is part of the Tallulah Micropolitan Statistical Area. As the birthplace of African-American entrepreneur Madam C.J. Walker, the fi ...
(flanking the Mississippi River), also commemorates the greater Vicksburg campaign which led up to the battle and includes reconstructed forts and trenches. The park includes 1,325 historic monuments and markers, of historic trenches and earthworks, a tour road, a walking trail, two
antebellum Antebellum, Latin for "before war", may refer to: United States history * Antebellum South, the pre-American Civil War period in the Southern United States ** Antebellum Georgia ** Antebellum South Carolina ** Antebellum Virginia * Antebellum ar ...
homes, 144 emplaced cannons, the restored gunboat USS ''Cairo'' (sunk on December 12, 1862, on the
Yazoo River The Yazoo River is a river in the U.S. states of Louisiana and Mississippi. It is considered by some to mark the southern boundary of what is called the Mississippi Delta, a broad floodplain that was cultivated for cotton plantations before th ...
), and the Grant's Canal site, where the
Union Army During the American Civil War, the Union Army, also known as the Federal Army and the Northern Army, referring to the United States Army, was the land force that fought to preserve the Union (American Civil War), Union of the collective U.S. st ...
attempted to build a canal to let their ships bypass Confederate
artillery Artillery is a class of heavy military ranged weapons that launch munitions far beyond the range and power of infantry firearms. Early artillery development focused on the ability to breach defensive walls and fortifications during si ...
fire. The
American Battlefield Trust The American Battlefield Trust is a charitable organization (501(c)(3)) whose primary focus is in the preservation of battlefields of the American Civil War, the Revolutionary War and the War of 1812 through acquisition of battlefield land. T ...
and its partners have acquired and preserved of the Vicksburg battlefield through 2021.
American Battlefield Trust The American Battlefield Trust is a charitable organization (501(c)(3)) whose primary focus is in the preservation of battlefields of the American Civil War, the Revolutionary War and the War of 1812 through acquisition of battlefield land. T ...
"Saved Land" webpage. Accessed November 23, 2021.


See also

*
Troop engagements of the American Civil War, 1863 The following engagements took place in the year 1863 during the American Civil War. During the year, Union forces captured the Confederate cities of Vicksburg and Port Hudson, giving them complete control over the Mississippi River, while forci ...
* List of costliest American Civil War land battles *
Commemoration of the American Civil War The commemoration of the American Civil War is based on the memories of the Civil War that Americans have shaped according to their political, social and cultural circumstances and needs, starting with the Gettysburg Address and the dedication of ...
*
Commemoration of the American Civil War on postage stamps The Commemoration of the American Civil War on postage stamps concerns both the actual stamps and covers used during the American Civil War, and the later postage celebrations. The latter include commemorative stamp issues devoted to the actua ...
*
Armies in the American Civil War This article is designed to give background into the organization and tactics of Civil War armies. This brief survey is by no means exhaustive, but it should give enough material to have a better understanding of the capabilities of the forces that ...
* Mississippi River in the American Civil War


Notes


References

*Ballard, Michael B. ''Vicksburg, The Campaign that Opened the Mississippi''. Chapel Hill: University of North Carolina Press, 2004. . * Bearss, Edwin C. ''The Campaign for Vicksburg''. 3 vols. Dayton, OH: Morningside House, 1985. . * Catton, Bruce. ''The Centennial History of the Civil War''. Vol. 3, ''Never Call Retreat''. Garden City, NY: Doubleday, 1965. . * Eicher, David J. ''The Longest Night: A Military History of the Civil War''. New York:
Simon & Schuster Simon & Schuster () is an American publishing company and a subsidiary of Paramount Global. It was founded in New York City on January 2, 1924 by Richard L. Simon and M. Lincoln Schuster. As of 2016, Simon & Schuster was the third largest publi ...
, 2001. . *Esposito, Vincent J. ''West Point Atlas of American Wars''. New York: Frederick A. Praeger, 1959. . The collection of maps (without explanatory text) is available online at th
West Point website
* Foote, Shelby. '' The Civil War: A Narrative''. Vol. 2, ''Fredericksburg to Meridian''. New York: Random House, 1958. . *Gabel, Christopher R.
''Staff ride handbook for the Vicksburg Campaign, December 1862 – July 1863''
Fort Leavenworth, Kan.: Combat Studies Institute Press, 2001. . *Grabau, Warren E. ''Ninety-Eighty Days: A Geographer's View of the Vicksburg Campaign''. Knoxville: University of Tennessee Press, 2000. . * * *Kennedy, Frances H., ed
''The Civil War Battlefield Guide''
. 2nd ed. Boston: Houghton Mifflin Co., 1998. . *Korn, Jerry, and the Editors of Time-Life Books. ''War on the Mississippi: Grant's Vicksburg Campaign''. Alexandria, VA: Time-Life Books, 1985. . * McPherson, James M. '' Battle Cry of Freedom: The Civil War Era''. Oxford History of the United States. New York: Oxford University Press, 1988. . * Silkenat, David. ''Raising the White Flag: How Surrender Defined the American Civil War''. Chapel Hill: University of North Carolina Press, 2019. . * Smith, Jean Edward. ''Grant''. New York: Simon & Schuster, 2001. . * Simon, John Y., ed
''The Papers of Ulysses S. Grant''. Vol. 8, ''April 1 – July 6, 1863''
Carbondale: Southern Illinois University Press, 1979. .
CWSAC Report UpdateVarious resources
from the University Libraries Division of Special Collections, The University of Alabama. *U.S. War Department

''a Compilation of the Official Records of the Union and Confederate Armies''. Washington, DC: U.S. Government Printing Office, 1880–1901.


Further reading

*Ballard, Michael B. ''Grant at Vicksburg: The General and the Siege''. Carbondale, IL: Southern Illinois University Press, 2013. . * Bearss, Edwin C. ''Receding Tide: Vicksburg and Gettysburg: The Campaigns That Changed the Civil War''. Washington, DC: National Geographic Society, 2010. . * * Groom, Winston. ''Vicksburg, 1863''. New York: Knopf, 2009. . * *Shea, William L. and Terrence J. Winschel. ''Vicksburg is the Key: The Struggle for the Mississippi River''. Lincoln, NE: University of Nebraska Press, 2003. . * *Winschel, Terrence J. ''Triumph & Defeat: The Vicksburg Campaign''. Campbell, CA: Savas Publishing Company, 1999. . *Winschel, Terrence J. ''Triumph & Defeat: The Vicksburg Campaign, Vol. 2''. New York: Savas Beatie, 2006. . *Winschel, Terrence J. ''Vicksburg: Fall of the Confederate Gibraltar''. Abilene, TX: McWhiney Foundation Press, 1999. . * Woodworth, Steven E.ed. ''Grant's Lieutenants: From Cairo to Vicksburg''. Lawrence: University Press of Kansas, 2001. . * Woodworth, Steven E. ''Jefferson Davis and His Generals: The Failure of Confederate Command in the West''. Lawrence: University Press of Kansas, 1990. . * Woodworth, Steven E. ''Nothing but Victory: The Army of the Tennessee, 1861–1865''. New York: Alfred A. Knopf, 2005. .


External links


Vicksburg Campaign animated map
( Civil War Trust)
Vicksburg Virtual Museum Exhibit
National Park Service

( Civil War Trust)
C-SPAN American History TV Tour of Vicksburg National Military Park
{{DEFAULTSORT:Vicksburg, Siege Of Vicksburg, Siege of Vicksburg Vicksburg
Siege A siege is a military blockade of a city, or fortress, with the intent of conquering by attrition, or a well-prepared assault. This derives from la, sedere, lit=to sit. Siege warfare is a form of constant, low-intensity conflict characteriz ...
Siege A siege is a military blockade of a city, or fortress, with the intent of conquering by attrition, or a well-prepared assault. This derives from la, sedere, lit=to sit. Siege warfare is a form of constant, low-intensity conflict characteriz ...
Vicksburg Vicksburg Vicksburg Vicksburg Vicksburg Vicksburg
Siege A siege is a military blockade of a city, or fortress, with the intent of conquering by attrition, or a well-prepared assault. This derives from la, sedere, lit=to sit. Siege warfare is a form of constant, low-intensity conflict characteriz ...
Battles commanded by Ulysses S. Grant