UNION WISCONSIN VOLUNTEERS
15th Regiment, Wisconsin Infantry
- Organized at Madison, Wis., and mustered in February 14, 1862. Ordered to St. Louis, Mo., March 2, thence to Bird's Point, Mo., March 5, and to Island No. 10 via Columbus and Hickman, Ky., March 14-17. Attached to Flotilla Brigade, Army of Mississippi, to April, 1862. Garrison at Island No. 10 to July, 1862. 2nd Brigade, 4th Division, Army of Mississippi, to September, 1862. 31st Brigade, 9th Division, Army of the Ohio, September, 1862. 31st Brigade, 9th Division, 3rd Army Corps, Army of the Ohio, to November, 1862. 2nd Brigade, 1st Division, Right Wing 14th Army Corps, Army of the Cumberland, to January, 1863. 2nd Brigade, 1st Division, 20th Army Corps, Army of the Cumberland, to March, 1863. 3rd Brigade, 1st Division, 20th Army Corps, to October, 1863. 1st Brigade, 3rd Division, 4th Army Corps, Army of the Cumberland, to November, 1864. 2nd Brigade, 1st Separate Division, District of the Etowah, Dept. of the Cumberland, to February, 1865.
- Operations against Island No. 10 , Mississippi River, March 17-April 8, 1862. Expedition to Union City, Tenn., March 30-April 2. Union City March 31. (Four Companies detached for duty at Bird's Point, Mo., March 5 to April 16; rejoined at Island No. 10.) Garrison duty at Island No. 10 till June (Cos. "G" and "I" till October, 1862). Moved to Union City, Tenn., June 12, thence to Humboldt and Corinth, Miss. Moved to Jacinto July 20, thence to Florence, Ala., August 21-24. March to Nashville, Tenn., thence to Louisville, Ky., in pursuit of Bragg August 26-September 26. Pursuit of Bragg to Crab Orchard, Ky., October 1-16. Battle of Perryville , Ky., October 8. Stanford October 14. Island No. 10 October 17 (Cos. "G" and "I"). March to Nashville, Tenn., October 19-November 7, and duty there till December 26. Expedition down the Cumberland River toward Clarksville after Morgan's guerrillas November 15-20. Wilson's Creek Pike December 25. Advance on Murfreesboro December 26-30. Nolinsville December 26-27. Battle of Stone¿s River December 30-31, 1862, and January 1-3, 1863. Duty at Murfreesboro till June. Reconnoissance from Murfreesboro March 6-7. Methodist Church, Shelbyville Pike, March 6. Reconnoissance to Versailles March 9-14. Operations on Edgefield Pike and Shelbyville Pike June 4. Middle Tennessee (or Tullahoma) Campaign June 23-July 7. Liberty Gap June 24-27. Occupation of Middle Tennessee till August 16. Passage of the Cumberland Mountains and Tennessee River and Chickamauga (Ga.) Campaign August 16-September 22. Caperton's Ferry, near Bridgeport, August 29. Battle of Chickamauga September 19-20. Siege of Chattanooga, Tenn., September 24-November 23. Chattanooga-Ringgold Campaign November 23-27. Orchard Knob November 23-24. Mission Ridge November 25. March to relief of Knoxville November 28-December 8. Charleston, Tenn., December 28. Operations in East Tennessee till April, 1864. Atlanta (Ga.) Campaign May 1 to September 8. Demonstrations on Rocky Faced Ridge and Dalton May 8-13. Battle of Resaca May 14-15. Near Cassville May 19. Operations on line of Pumpkin Vine Creek and battles about Dallas , New Hope Church and Allatoona Hills May 25-June 5. Pickett's Mill May 27. Operations about Marietta and against Kenesaw Mountain June 10-July 2. Pine Hill June 11-14. Lost Mountain June 15-17. Assault on Kenesaw June 27. Ruff's Station, Smyrna Camp Ground, July 4. Chattahoochie River July 5-17. Peach Tree Creek July 19-20. Siege of Atlanta July 22-August 25. Flank movement on Jonesboro August 25-30. Battle of Jonesboro August 31-September 1. Lovejoy Station September 2-6. Duty at Atlanta till September 29. Ordered to Chattanooga, Tenn., September 29, thence to Whiteside Station October 17 and guard bridge and railroad till February, 1865. Companies "A," "B" and "E" mustered out December 1, 1864; Company "C" January 1, Companies "F" and "G" January 14, Companies "I" and "K" February 11 and Companies "D" and "H" February 13, 1865.
Regiment lost during service 8 Officers and 86 Enlisted men killed and mortally wounded and 1 Officer and 241 Enlisted men by disease. Total 336.
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