Editing Battle of Shiloh (section)

====Army of the Tennessee====
[[Image:General U.S. Grant.tif|thumb|upright=0.5|right|[[Ulysses S. Grant|U.S. Grant]]|alt=sitting American Civil War general with beard and short hair]]
The [[Army of the Tennessee]] had the most Union men present at the battle, and it was commanded by Major General Ulysses S. Grant.<ref name="Shaara6"/><ref name="Scott100">{{harvnb|Scott|1884|p=100}}</ref> In February 1862, a smaller version of [[Ulysses S. Grant and the American Civil War#Battles of Belmont, Fort Henry, and Fort Donelson|Grant's army]], with the assistance of gunboats under the command of [[Flag officer|Flag-Officer]] [[Andrew Hull Foote|Andrew H. Foote]], had been the victor in the Battle of Fort Henry and the Battle of Fort Donelson.<ref name="Shaara5"/>{{#tag:ref|Grant received national attention after the two victories in Tennessee. The jealous Major General Halleck attempted to "knock him down" by using untrue accusations of excess drinking and neglect of reports.<ref name="Chernow189">{{harvnb|Chernow|2017|p=189}}</ref> Grant was removed from command on March 4 and replaced by Major General [[Charles Ferguson Smith|Charles F. Smith]], less than three weeks after achieving the greatest Union victory (at that time) of the war.<ref name="Daniel53">{{harvnb|Daniel|1997|p=53}}</ref> After [[President of the United States|President]] [[Abraham Lincoln]] indirectly requested backup for the accusations against Grant, and Halleck received a promotion on March 11, Halleck stated that Grant had never been insubordinate and restored him to command.<ref name="Chernow194">{{harvnb|Chernow|2017|p=194}}</ref> Grant arrived in Savannah on March 17 to reassume command.<ref name="Cunningham84">{{harvnb|Cunningham|2009|p=84}}</ref>|group=Note}} For the Battle of Shiloh, Grant's army had 48,894 men in six divisions.<ref name="Daniel322"/> Two new divisions (4th and 5th) were added to Grant's three in early March.<ref name="Cunningham74">{{harvnb|Cunningham|2009|p=74}}</ref> A  6th Division was created from reinforcement units at the beginning of April.<ref name="Cunningham107">{{harvnb|Cunningham|2009|p=107}}</ref> The divisions (and gunboats) were as follows:
* 1st Division was commanded by Major General [[John Alexander McClernand]].<ref name="Daniel319">{{harvnb|Daniel|1997|p=319}}</ref> This division consisted of veteran fighters.<ref name="Daniel106">{{harvnb|Daniel|1997|p=106}}</ref>
* 2nd Division was commanded by Brigadier General [[W. H. L. Wallace|William H. L. Wallace]].<ref name="Daniel319"/> His men were veterans, but Wallace had been newly appointed commander after an injury to Major General [[Charles Ferguson Smith|Charles F. Smith]].<ref name="Daniel109">{{harvnb|Daniel|1997|p=109}}</ref> Colonel [[James M. Tuttle]], one of the brigade commanders, would eventually lead this division.<ref name="Daniel245">{{harvnb|Daniel|1997|p=245}}</ref>
* 3rd Division was commanded by Major General [[Lew Wallace]].<ref name="Daniel319"/> Many of the men in this division were veteran fighters.<ref name="Daniel78">{{harvnb|Daniel|1997|p=78}}</ref>
* 4th Division was commanded by Brigadier General [[Stephen A. Hurlbut]].<ref name="Daniel319"/> This division contained a mixture of veterans and new soldiers.<ref name="Daniel106"/>
* 5th Division was commanded by Brigadier General [[William Tecumseh Sherman]].<ref name="Daniel320">{{harvnb|Daniel|1997|p=320}}</ref> This division had little combat experience.<ref name="McPherson408">{{harvnb|McPherson|1988|p=408}}</ref> However, when the attack at Shiloh began, Sherman was the only Union division commander on the battlefield who had been trained at the [[United States Military Academy]] (a.k.a. West Point).<ref name="Daniel109"/>
* 6th Division was commanded by Brigadier General [[Benjamin Prentiss|Benjamin M. Prentiss]].<ref name="Daniel320"/> This division did not have much combat experience.<ref name="McPherson408"/>
* Two U.S. [[Union Navy|Navy]] gunboats were used by Grant in the battle. These boats were [[Timberclad warship|timberclads]]—their armor was {{convert|5|in|cm|spell=in}} thick oak wood.<ref name="NPSBrownWaterNavy">{{cite web
|title=Wilson's Creek – Brown Water Navy
|publisher=National Park Service, U.S. Department of the Interior
|url=https://www.nps.gov/wicr/learn/historyculture/brown-water-navy.htm
|access-date=2022-06-04}}</ref> The [[USS Tyler|USS ''Tyler'']] was commanded by Lieutenant [[William Gwin (naval officer)|William Gwin]].<ref name="Scott109">{{harvnb|Scott|1884|p=109}}</ref> The [[USS Lexington (1861)|USS ''Lexington'']] was commanded by Lieutenant [[USS Shirk|James W. Shirk]].<ref name="Scott109"/> Both boats and their commanders had participated in the Battle of Fort Henry and the Battle of Fort Donelson.<ref name="Metcalf537-538">{{harvnb|Metcalf|1908|pp=537–538}}</ref><ref name="Cunningham60">{{harvnb|Cunningham|2009|p=60}}</ref>