4th Regiment Iowa Volunteer Cavalry The 4th Regiment Iowa Volunteer Cavalry was a cavalry regiment that served in the Union Army during the American Civil War . Service . The 4th Iowa Cavalry was organized at Camp Harlan in Mount Pleasant , Iowa beginning in September 1861 , and mustered in for three years service under the command of Colonel Asbury B . Porter . Companies A , E , and F mustered November 23 ; Companies B , C , D , I , K , and M mustered November 25 ; Company G mustered November 27 ; Company L mustered December 24 ; and Company H mustered January 1 , 1862 . The regiment was attached to 2nd Division , Army of Southwest Missouri , Department of Missouri , to July 1862 . District of Eastern Arkansas , Department of Missouri , to December 1862 . 2nd Brigade , 1st Cavalry Division , District of Eastern Arkansas , Department of the Tennessee , to January 1863 . 2nd Brigade , 2nd Cavalry Division , XIII Corps , Department of the Tennessee , to May 1863 . Unattached , XV Corps , Army of the Tennessee , to August 1863 . Winslow ' s Cavalry Brigade , XVII Corps , to May 1864 . 2nd Brigade , 1st Cavalry Division , XVI Corps , to July 1864 . 2nd Brigade , 2nd Cavalry Division , District of West Tennessee , to November 1864 . 1st Brigade , 4th Division , Wilson ' s Cavalry Corps , Military Division Mississippi , to December 1864 . 2nd Brigade , Cavalry Division , District of West Tennessee , to February 1865 . 1st Brigade , 4th Division , Cavalry Corps , Military Division Mississippi , to June 1865 . Department of Georgia to August 1865 . The 4th Iowa Cavalry mustered out of service at Atlanta , Georgia on August 10 , 1865 and was discharged at Davenport , Iowa on August 24 , 1865 . Detailed service . Duty at Camp Harlan until February 1862 . 1st Battalion moved to St . Louis , Mo . , February 26 , 2nd Battalion February 28 and 3rd Battalion March 3 , 1862 . At Benton Barracks , Mo . , until March 10 . Ordered to Rolla , Mo . , March 10 ; thence to Springfield , Mo . , and duty there until April 14 . Expedition to Salem , Mo . , March 12 – 19 , 1862 ( Companies F and L ) . Ordered to join Curtis at Batesville , Ark . , April 14 . Skirmish at Nitre Cave , White River , April 18 ( Companies G and K ) . Talbot ' s Farm , White River , April 19 ( Companies E , F , G , and K ) . Skirmish , White River , May 6 . Little Red River June 5 . ( Company F detached for duty with Chief Commissary and as provost guard at Helena , Ark . , May 1862 to April 1863 . ) Mt . Olive June 7 , 1862 ( Company F ) . Gist ' s Plantation July 14 , 1862 ( Company F ) . March to Helena , Ark . , June 11 - July 14 . Duty at Helena until April 1863 . Polk ' s Plantation September 20 , 1862 ( Company D ) . Expedition from Helena to LaGrange September 26 ( 2 companies ) . Jones ' Lane or Lick Creek October 11 ( Companies A , G , and H ) . Marianna and LaGrange November 8 . Expedition from Helena to Arkansas Post November 16 – 21 , and to Grenada , Miss . , November 27 - December 5 . Oakland , Miss . , December 3 . Expedition to Big and Little Creeks March 6 – 12 , 1863 . Big Creek March 8 . St . Charles and St . Francis Counties April 8 . Moved to Milliken ' s Bend , La . , April 28 – 30 . Reconnaissance to Bayou Macon May 1 – 4 . March to New Carthage May 5 – 8 . ( Company G detached on courier duty at Young ' s Point , La . , during May . ) Fourteen - Mile Creek May 12 – 13 . Mississippi Springs May 13 . Hall ' s Ferry May 13 ( detachment ) . Baldwyn ' s Ferry May 13 ( detachment ) . Jackson May 14 . Haines Bluff May 18 ( Company B ) . Siege of Vicksburg , Miss . , May 18 - July 4 . Engaged in outpost duty against Johnston between Big Black and Yazoo Rivers . Mechanicsburg May 24 and 29 . Expedition from Haines Bluff to Satartia and Mechanicsville June 2 – 8 ( detachment ) . Barronsville June 18 . Bear Creek or Jones ' Plantation June 22 ( Companies A , F , I , and K ) . Big Black River , near Birdsong Ferry , June 22 ( detachment ) . Hill ' s Plantation , near Bear Creek , June 22 . Messenger ' s Ferry , Big Black River , June 26 . Advance on Jackson July 5 – 10 . Siege of Jackson July 10 – 17 . Near Canton July 12 . Bolton ' s Depot July 16 . Bear Creek , Canton , July 17 . Canton July 18 . Raid from Big Black on Mississippi Central Railroad and to Memphis , Tenn . , August 10 – 22 . Payne ' s Plantation , near Grenada , August 18 . Panola August 20 . Coldwater August 21 . Expedition to Yazoo City September 21 - October 1 ( detachment ) . Brownsville September 28 . Morris Ford , near Burton , September 29 . Expedition toward Canton October 14 – 20 . Brownsville October 15 . Canton Road , near Brownsville , October 15 – 16 . Near Clinton and Vernon Cross Roads October 16 . Bogue Chitto Creek October 17 . Robinson ' s Mills , near Livingston , October 17 . Louisville Road , near Clinton and Brownsville , October 18 . Expedition to Natchez December 4 – 17 ( Companies C , H , I , K , L , and M ) . Near Natchez December 7 . Meridian Campaign February 3 – 28 , 1864 . Big Black River Bridge , February 3 . Raymond Road , Edwards Ferry , Champion Hill , Baker ' s Creek and near Bolton ' s Depot February 4 . Jackson and Clinton February 5 . Brandon February 7 . Morton February 8 . Meridian February 9 – 13 . Hillsborough February 10 . Tallahatta February 13 . Meridian February 14 . Near Meridian February 19 . Veterans on furlough March 4 to April 24 . Reported at Memphis , Tenn . , April 24 . Non - veterans at Vicksburg , Miss . , until April 29 ; then moved to Memphis . Sturgis ' Campaign against Forrest April 30 - May 12 . Sturgis ' Expedition to Guntown , Miss . , June 1 – 13 . Ripley June 7 . Brice ' s Cross Roads , near Guntown , June 10 . Ripley June 11 . Smith ' s Expedition to Tupelo , Miss . , July 5 – 21 . Near Ripley July 7 . Cherry Creek July 10 . Plenitude July 10 . Harrisburg Road July 13 . Tupelo July 14 – 15 . Old Town or Tishamingo Creek July 15 . Smith ' s Expedition to Oxford , Miss . , August 1 – 30 . Tallahatchie River August 7 – 9 , Hurricane Creek and Oxford August 9 . Hurricane Creek August 13 , 14 and 19 . College Hill August 21 . Oxford August 22 . ( Forrest ' s attack on Memphis August 21 , Company G . ) Moved to Little Rock , Ark . , September 2 – 9 . Campaign against Price in Arkansas and Missouri September 17 - November 30 . Moved to Batesville and Pocahontas , Ark . ; thence to Cape Girardeau , St . Louis , Jefferson City and Independence , Mo . . Trading Post and Fort Scott , Kansas , Pea Ridge and Fayetteville , Ark . , Tahlequah and Webber ' s Falls , Indian Territory , returning via Pea Ridge , Springfield and Rolla to St . Louis . Engaged at Brownsville September 28 . Morris Bluff September 29 ( Company D ) . Little Blue October 21 . Independence October 22 . Westport , Big Blue and State Line October 23 . Trading Post October 25 . Marias Des Cygnes , Osage , Mine Creek October 25 . Charlot Prairie October 25 . At St . Louis until December 9 ; then at Louisville , Ky . , until February 1865 . A detachment at Memphis , Tenn . , September 1 to December 20 , 1864 . Scout near Memphis November 10 . Skirmish on Germantown Pike , near Memphis , December 14 , detachments of Companies A and B . Grierson ' s Raid on Mobile & Ohio Railroad December 21 , 1864 to January 5 , 1865 . Okolona , Miss . , December 27 , 1864 . Egypt Station December 28 . Franklin January 2 , 1865 . Rejoined regiment at Louisville , Ky . , January 15 , 1865 . Dismounted men of the regiment moved from Memphis , Tenn . , to Louisville , Ky . , January 2 , 1865 . Moved to Gravelly Springs , Ala . , February 1865 , and duty there until March 20 . Expedition to Florence March 1 – 6 . Wilson ' s Raid to Macon , Ga . , March 20 to May 10 . Company G served as escort to General Emory Upton , Commanding Division . Montevallo March 30 . Near Montevallo March 31 . Six - Mile Creek March 31 . Ebenezer Church April 1 . Selma April 2 . Fikes Ferry , Cahawba River , April 7 . Wetumpka April 13 . Columbus , Ga . , April 16 . Capture of Macon April 20 . Duty at Macon and Atlanta , Ga . , until August . Casualties . The regiment lost a total of 254 men during service ; 4 officers and 51 enlisted men killed or mortally wounded , 5 officers and 194 enlisted men died of disease .