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MORNING TO 11:00 A. M., SUNDAY, SEPTEMBER 20, 1863
During the night the Union army pulled back to defensive positions
closer to the Lafayette Road. Thomas, in immediate command of the Union
left requested additional troops to prevent the Confederates from
cutting the Union routes to Chattanooga. Rosecrans put Negley's
division in motion to the left.
Bragg's plan, as General Thomas anticipated, was to attack the
northern section of the Union line and prevent Federal movement to
Chattanooga. Polk's wing did not attack until 9:30 A.M.. Despite some
initial success by Breckinridge, poor coordination and lack of support
prevented the Confederates from achieving their objectives. The advance
of Breckinridge's division would prompt Federal units to leave their
positions farther south in the Union line, to reinforce the threatened
northern end.
Cleburne's division attacked alone against Union breastworks on a
mile-wide front. Only Stewart's Division of Longstreet's wing was
engaged by 11:00 A.M.
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At 9:30 A.M., as Negley headed north, Breckinridge's division began
the movement that signaled the beginning of Bragg's attack.
Breckinridge advanced with the brigades of Brigadier Generals Benjamin
Helm, Marcellus Stovall, and Daniel Adams arrayed in one long line. On
the left, Helm's Kentucky Brigade soon encountered the Federal
position at the point where it began to bend back to the west. Thomas's
men had worked all night felling trees to create a makeshift breast-work,
and the effort now paid dividends. Some of the Kentuckians halted,
and when Helm tried to energize them he was mortally wounded. Helm's loss rendered his
brigade ineffective for the remainder of the day. On Helm's right,
however, Stovall and Adams pressed ahead against light resistance.
Approaching the Rossville-McFarland's Gap Road intersection,
Stovall and Adams shattered Brigadier General John Beatty's brigade of
Negley's division, spread thinly across a division-sized sector.
Realizing he was beyond the Federal flank, Breckinridge turned southward
and began to advance along both sides of the LaFayette Road.
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CONFEDERATE BRIGADIER GENERAL BENJAMIN
HARDIN HELM WAS MORTALLY WOUNDED WHILE LEADING HIS BRIGADE OF
KENTUCKIANS AT CHICKAMAUGA. (TRIUMPH AT CHICKAMAUGA BY JOHN
PAUL STRAIN. PHOTO COURTESY OF NEWMARK PUBLISHING, LOUISVILLE,
KENTUCKY)
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Brushing aside Beatty's fleeing remnants, Stovall and Adams charged
toward the rear of Thomas's Kelly Field perimeter. On their way they
swept by the left flank of Colonel Joseph Dodge's brigade, which made no
effort to check the Confederate advance. Just as Stovall's men entered
the Kelly Field a fresh Federal unit burst from the woods on their
right. Colonel Ferdinand Van Derveer's brigade of Brannan's division had
been called north from its reserve position as soon as Thomas knew the
Confederate attack was serious. Now Van Derveer's men appeared just in
front of Stovall's jubilant Confederates. Wheeling to their left, Van
Derveer's regiments fired a volley and charged, driving Stovall's
soldiers back in confusion. At the same time, Colonel Timothy Stanley's
brigade of Negley's division met Adams's brigade west of the LaFayette
Road and halted its advance as well. Adams was wounded and left behind
as his brigade also withdrew to its starting point. Bragg's plan had
finally been executed with two small brigades, but without assistance
they were unable to exploit their momentary advantage.
Breckinridge's troops were unsupported because Cleburne's division
had been halted by Thomas's barricades. Cleburne
had launched his attack soon after Breckinridge but had made no
progress against the divisions of Baird, Johnson, Palmer, and Reynolds.
In addition, the misalignment of Confederate units had caused two of
Cleburne's brigades to become entangled with Stewart's division of the
left wing. The confusion was so great that Deshler's brigade was forced
to circle to the north before again beginning its advance. When it did
assault the Federal works, it made no greater progress than Polk's and
Wood's brigades on either side. While checking his men's cartridge
boxes, Deshler was disemboweled by a shell. Colonel Roger Mills quickly
assumed command, got the men under cover, found some ammunition, and
maintained the fire. Nevertheless, no further advance would be made by
Cleburne's division. Some distance to the rear, Cheatham's division
waited in the woods. It too had been forced from the line by finding
left wing troops in its way.
Breckinridge's success and Cleburne's failure opened a wide gap in
the middle of Hill's corps. To fill the hole, Hill requested Brigadier
General States Rights Gist's brigade, one of Walker's units which
had just arrived from Catoosa Station. Gist had been given command of
Walker's division, making Colonel Peyton Colquitt the new brigade
commander. When called forward, Colquitt advanced without skirmishers
because he thought friends were in front, Following much the same route
as Helm's brigade an hour earlier, Colquitt's men blundered across the
face of Thomas's line. In less than thirty minutes the brigade was
wrecked and Colquitt was killed. Walker himself brought the remainder of
the division forward to rescue Colquitt's remnants. Unsatisfied, Hill
threw Govan's brigade of Liddell's division around the corner of the
Federal line in an effort to support Breckinridge. Meeting Stovall's and
Adams's men retreating, Govan soon followed them as Federal units
counterattacked. By noon, except for Cheatham's idle men, the right wing
had fought itself out.
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BRIGADIER GENERAL JOHN MILTON BRANNAN (LC)
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Although it failed, Polk's attack sent shock waves down the length of
Rosecrans's battle line. Breckinridge's
momentary success caused Thomas to dispatch staff officers far and
wide for aid. One of those officers, Captain Sanford Kellogg, reached
Brannan's division with such a message not long after 10:00 A.M.
Brannan was in line west of the Poe Field, sandwiched between
Reynolds's division to the north and Wood's division to
the south. His reserve brigade was already moving toward Thomas; if
his remaining brigades left the line, the flanks of the adjacent units
would be exposed. Rather than create such a hole, Brannan and Kellogg sought Reynolds's
counsel. Accepting the necessity for action, Reynolds approved the
movement but sent Kellogg to inform Rosecrans of the risks he was
assuming. Kellogg found Rosecrans and his staff on a small knoll at the
west edge of the Dyer Field. Assuming that Brannan had already left the
line, Rosecrans instantly instructed his senior aide-de-camp, Major
Frank Bond, to send the following order to Brigadier General Wood: "The
general commanding directs that you close up on Reynolds as fast as
possible, and support him."
Written at 10:45 A.M., the order was in Wood's hands within five
minutes. McCook was present when the order arrived. Aware that Brannan
was still on his left, Wood did not understand the context of the
order. Further, the order contained two mutually exclusive directives.
In the military terminology of the day, to "close up on" another unit
usually meant to move adjacent to it, while to "support" meant to get
behind it. Because Brannan's presence prevented literal execution of the
first directive. Wood's only recourse was to leave the line, march
around Brannan, and form behind Reynolds. If Wood moved "as fast as
possible," he would leave a gap in the army's battle line that the
Confederates could exploit. Could he afford to take such a risk? Because
the order was peremptory, could he afford not to? McCook solved Wood's
dilemma by arguing that Rosecrans's view of the situation must be
superior to theirs and that instant obedience was required. In addition,
he offered to replace Wood with Twentieth Corps units. His doubts
resolved, Wood ordered his division from the line.
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MAJOR GENERAL THOMAS JOHN WOOD (BL)
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THE 15TH U.S. INFANTRY REGIMENT HELPED
STOP THE ATTACKS OF CONFEDERATE BRIGADES SUCH AS HELM'S AND PEYTON H.
COLQUITT'S WHILE BEHIND LOG BREASTWORKS. (NPS)
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As Rosecrans juggled units, Bragg saw his control of events
slipping away. His dawn attack had begun four hours late, and
now the sequential advance of divisions had broken down.
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As Rosecrans juggled units, Bragg saw his control of events slipping
away. His dawn attack had begun four hours late, and now the sequential
advance of divisions had broken down. Like Rosecrans, Bragg issued a
peremptory order based upon inadequate information. Couriers dashed in
all directions carrying Bragg's directive that all commands advance,
regardless of the situation. In response, Major General Alexander
Stewart, commanding Longstreet's right division, ordered his three
brigades forward without reference to the wing commander. Storming
westward across the Poe Field, Brown's, Clayton's, and Bate's brigades
entered a ring of fire from Brannan's and Reynolds's divisions. Assisted
by part of Wood's brigade, some of Stewart's men pushed across the
LaFayette Road, momentarily crumbled Brannan's right flank, and
stampeded Van Cleve's division in Brannan's rear. When a Federal
counterattack erased the gain, the
wreckage of Stewart's command receded across the field to its
starting point. There would be no breakthrough for Stewart's division
this day.
Longstreet also responded to Bragg's peremptory attack order, but at
his own pace. While waiting for Polk's attack, he had attempted to place
his old corps in the front line, but he had succeeded only in fouling
the advance of half of the right wing. Bushrod Johnson's division now
stood astride the Brotherton Road, with Stewart's division on its right
and Hindman's division on its left. Behind Johnson, whose division was
arrayed in two echelons, Law's (formerly Hood's) division waited, also
in two echelons. Behind Law, Brigadier General Joseph Kershaw's
two-brigade contingent of Major General Lafayette McLaws's division also
straddled the road. While Longstreet managed the left wing, Hood
handled this three-division column. Held in reserve behind Hindman was
Brigadier General William Preston's division of Buckner's corps.
Stewart's hasty advance had caught Longstreet by surprise, and he
briefly with held the order to commence the attack. At last, satisfied
that all was ready, Longstreet gave the signal and at 11:10 A.M.
Johnson's division began to move. It was headed
straight for that part of the Federal line being evacuated by Wood's
division.
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11:00 A.M. TO MID-AFTERNOON. SUNDAY SEPTEMBER 20, 1863
The bulk of Longstreet's wing advances as most of the Federal line at
the southern end of the field, is in motion to the north. Davis's and
Sheridan's Union divisions are driven from the field. Parts of Negley's
and Van Cleve's divisions escort Federal artillery to Chattanooga. Other
Federal divisions suffer severely, but their remnants remain on the
field.
By noon, Johnson's and Hindman's Confederate divisions have advanced
to the Dry Valley Road.
By mid-afternoon, outside of skirmishing, there is little action
against the Federal left at the Kelly Farmstead.
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Brushing aside the skirmishers Wood had left behind, Fulton's brigade
flowed around the Brotherton House into the gap in the Federal line. On
Fulton's right McNair's brigade also made headway, although it met stiff
opposition from part of Connell's brigade of Brannan's division.
Entering the woods beyond the Brotherton Field, Johnson's men soon
found themselves at the eastern edge of the Dyer Field. In Johnson's
words, "the scene now presented was unspeakably grand." Seemingly in
panic, Federal troops were running in all directions. At the far side of
the field stood several artillery batteries, but they were without
infantry support. Still, their frowning presence caused a few moments hesitation. The
spell was broken by the arrival of Colonel Cyrus Sugg's (formerly
Gregg's) brigade, which flanked the guns on their right, and by the
impetuous advance of Sheffield's brigade, now commanded by Colonel
William Perry. Although McNair was wounded, his men joined the grand
rush for the guns. Arriving late but willing to share in the credit was
Robertson's brigade. Of the twenty-six cannon on the ridge, fifteen fell
to the Confederates.
Many of the troops who abandoned the artillerymen belonged to Buell's
brigade of Wood's division. Last to leave the line, Buell's regiments
had been caught in column and smashed. Wood's remaining brigades did not
share Buell's fate. Barnes's brigade reached Thomas's Kelly Field
perimeter with little difficulty. Following Barnes was Harker's brigade,
which had just left the Dyer Field when Wood halted it.
Seeing the debacle behind him, Wood ordered Harker to counterattack
into the field. The brigade's sudden appearance on the flank of the
Confederates milling around the captured artillery caused them to break
for the rear. McNair's, Perry's, and Robertson's brigades momentarily
dissolved into a churning mass as they sought shelter in the woods east
of the field. Seeing the rout, Hood ordered Kershaw to deal with Harker,
then spurred his horse toward Robertson's Texans, his
old brigade. Just as he reached them, a bullet struck his right thigh
and unhorsed him. He was quickly evacuated to a hospital near
Alexander's Bridge, where his shattered leg was amputated.
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CONFEDERATE CHARGE AGAINST THOMAS'S LINE, ILLUSTRATION BY
A.R. WAUD. (LC)
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SKETCH BY FRANK VIZETELLY OF THE WOUNDING OF GENERAL HOOD.
(COURTESY OF THE HOUGHTON LIBRARY, HARVARD UNIVERSITY)
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ROSECRANS AND STAFF SURVEY A CONFEDERATE ASSAULT
ON THEIR LINES AT CHICKAMAUGA. (LC)
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With Hood incapacitated and Longstreet busy elsewhere,
several Confederate brigades dallied while the battle raged with great
ferocity just beyond their positions.
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As Kershaw advanced, Wood ordered Harker to make a fighting
withdrawal. In the face of increasing pressure, the brigade slowly made
its way from the field. Kershaw followed, driving the retreating
Federals to the open ridge near the house of George Washington
Snodgrass. He then maneuvered his own and Humphreys's brigades into
position for an assault on the ridge. He received no assistance from
Perry and Robertson, whose brigades gradually recovered their
organization during the afternoon but took no further part in the
action. Nor would he receive aid from Benning's brigade, which had
turned north soon after crossing the LaFayette Road. Driving the two
brigades of Brannan's division from the edge of the Poe Field, Benning's
men faced northward near the burning Poe House and halted for the
afternoon. With Hood incapacitated and Longstreet busy elsewhere,
several Confederate brigades dallied while the battle raged with great
ferocity just beyond their positions.
In the southern part of Longstreet's sector, Hindman's division
encountered more serious opposition than Hood. On the right Brigadier
General Zachariah Deas's brigade drove back both Carlin's and Heg's (now
Colonel John Martin's) brigades of Davis's division. Entering the south
end of the Dyer Field, Deas's exultant troops also shattered Colonel
Bernard Laiboldt's brigade of Sheridan's division. Hastily thrown into
action by McCook while still in column, Laiboldt's regiments had no
chance to defend themselves and fled to the west. Deas's advance was
checked only by Sheridan's remaining brigades, Brigadier General William
Lytle's and Colonel Nathan Walworth's (formerly Bradley's). Lytle's
brigade especially made a strong stand on a ridge west of the Dyer
Field. A noted poet from Cincinnati, Lytle had acquaintances among the
senior leaders of both armies. Now, as he directed his brigade, he was
struck by several bullets and killed. Outflanked and without their
leader, Lytle's men also streamed westward down the ridge.
Hindman's left brigade, Brigadier General Arthur Manigault's,
initially encountered little opposition as it crossed the large field
east of the Widow Glenn's. Manigault's right regiments participated in
defeating Walworth's brigade, and his left units were on the verge of
capturing the Glenn House when disaster struck. Quickly advancing from
its reserve position four hundred yards to the southwest, Wilder's
brigade struck Manigault's men a devastating blow. Aided by the
Thirty-ninth Indiana Mounted Infantry, also armed with repeating rifles,
Wilder sent Manigault's brigade reeling backward across the field.
Wilder then cast about for additional targets. Just as he decided to
attack the flank of Longstreet's penetration, Assistant Secretary of War
Dana appeared. Dana excitedly announced that the battle was lost and
demanded to be taken to Chattanooga. By the time Wilder was able to calm
Dana and send him off with a small escort, the opportunity for offensive
action had passed. Reluctantly, he ordered his men to withdraw
westward.
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A CABIN STILL MARKS THE SITE OF THE SNODGRASS HOMESTEAD ON THE
CHICKAMAUGA BATTLEFIELD. (NPS)
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MILITARY ARTIST JAMES WALKER INTERVIEWED PARTICIPANTS IN THE
BATTLE AND VISITED THE FIELD BEFORE PAINTING THE FIGHTING
AT SNODGRASS HILL. THE ACTION IS DEPICTED FROM A POSITION
NORTHEAST OF THE SNODGRASS HOMESTEAD.
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Wilder's departure removed the last organized Federal unit from the
southern half of the battlefield. Sheridan's and Davis's divisions had
momentarily disintegrated and were fleeing with their commanders
toward Missionary Ridge. Rosecrans himself was leaving the field, as
were McCook and Crittenden. Each had attempted to rally broken units but
had failed. McCook then chose an escape route that would eventually take
him over Missionary Ridge into Chattanooga Valley. Rosecrans, Garfield,
and others left the field via the road through McFarland's Gap. Near the
gap Rosecrans and Garfield paused, eventually deciding that Rosecrans would go to Chattanooga
and prepare its defenses while Garfield tried to reach Thomas.
Crittenden, meanwhile, also passed through McFarland's Gap. There he met
Colonel John Parkhurst, provost marshal of the Fourteenth Corps, who
had rallied more than a thousand fleeing soldiers. Offering them to
Crittenden, Parkhurst was shocked when the corps commander refused the
command and continued to the rear. Crittenden was not alone; everywhere
men in blue uniforms hastened toward Chattanooga.
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