According to the Roster Iowa Volunteers, “Died of wounds while in prison July 22, 1864, Tupelo, Miss.”

This is the action that John’s unit saw up until the time of his capture and death at Tupelo, MS. SERVICE.--Duty at Benton Barracks, Mo., until January 27, 1862. Moved to Cairo, Ill.; thence to Smithland, Ky., January 27-31. Reconnaissance to Fort Henry, Tenn., January 15-25. Expedition up the Tennessee River February 5-6. Capture of Fort Henry February 6. Investment of Fort Donelson February 12-16. Capture of Fort Donelson February 16. (The 12th Iowa Infantry fought under General Ulysses Grant at Fort Donelson.) Moved to Pittsburg Landing, Tenn., March 14-17. Battle of Shiloh, Tenn., April 6-7. Most of Regiment captured. Paroled October 26. Exchanged November 10. Those not captured attached to Union Brigade and participated in the advance on and siege of Corinth, Miss., April 29-May 30. Pursuit to Booneville May 30-June 12. Duty at Corinth until August. At Danville, Miss., until October 1. Battle of Corinth October 3-4. Pursuit to Ripley October 5-12. Duty at Corinth until December 12. Ordered to Davenport, Iowa, December 12 to rejoin Regiment. While en route participated in the Defense of Jackson, Tenn., December 20, 1862, to January 4, 1863. Arrived at Davenport January 7. Reorganizing at Davenport and St. Louis, Mo., until April, 1863. Moved to Duckport, La., April 9-14. Duty there until May 2. Moved to Join army in rear of Vicksburg, Miss., May 2-14. Mississippi Springs May 13. Jackson May 14. Siege of Vicksburg May 18-July 4. Assaults on Vicksburg May 19 and 22. Expedition to Mechanicsburg May 26-June 4. Advance on Jackson, Miss., July 4-10. Siege of Jackson July 10-17. Assault on Jackson July 12. Duty at Big Black until November. Expedition toward Canton October 14-20. Bogue Chitto Creek October 17. Moved to Memphis, Tenn., November 7-12, and guard duty at Chewalla and along Memphis & Charleston Railroad until February, 1864. Moved to Vicksburg, Miss., February 1-6. Expedition to Canton February 25-March 4. Return to Memphis, Tenn.; duty there and at mouth of White River, Ark., until June. Skirmish at White River Station June 23 (Detachment). Smith's Expedition to Tupelo, Miss., July 5-21. Pontotoc July 11. Camargo's Cross Roads, near Harrisburg, July 13. Tupelo July 14-15.

John Franklin Wilson