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186th New York Infantry

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Muster In: Organized at Sackett’s Harbor, N.Y., and mustered in by Companies as follows1:

  • Companies “A” and “B,” September 5, 1864;
  • Companies “C” and “D,” September 7, 1864;
  • Companies “E” and “F,” September 8, 1864;
  • Company “H,” September 10, 1864;
  • Company “I,” September 21, 1864;
  • Company “K,” September 29, 1864.
  • (Co. “G” mustered in at Hart’s Island, N.Y., September 26, 1864.)

Muster Out: June 2, 18652

Commander(s):
Colonel Bradley Winslow
BradleyWinslow186thNYv112p57833

Lieutenant Colonel E. Jay Marsh
Commander Image

Commander 3
Commander Image

First Offensive Order of Battle:

  • Not yet in existence.4

Second Offensive Order of Battle:

  • Not yet in existence.5

Third Offensive Order of Battle:

  • Not yet in existence.6

Fourth Offensive Order of Battle:

  • Not yet in existence.7

Fifth Offensive Order of Battle: Second Brigade | Second Division | IX Corps | Army of the Potomac | Union Army (October 1-13, 1864) (Source needed)

  • Commander:
  • Unit Strength:
  • Weapons:
  • Note: The 186th New York arrived at the Siege of Petersburg on October 1, 1864, and would be assigned to 2/2/IX/AotP.  However, the regiment did NOT fight in the Battle of Peebles Farm with the Ninth Corps, because it hadn’t yet reached the front.8

Sixth Offensive Order of Battle: Second Brigade | Second Division | IX Corps | Army of the Potomac | Union Army9,10

  • Commander: Colonel Bradley Winslow (October 31, 1864)11
  • Unit Strength:
  • Weapons:

Seventh Offensive Order of Battle: Second Brigade | Second Division | IX Corps | Army of the Potomac | Union Army12

  • Commander: Colonel Bradley Winslow (December 31, 1864)13
  • Unit Strength:
  • Weapons:

Eighth Offensive Order of Battle: Second Brigade | Second Division | IX Corps | Army of the Potomac | Union Army14,15

  • Commander:
    • Lieutenant Colonel E. Jay Marsh (January 31, 1865)16
    • Colonel Bradley Winslow (February 28, 1865)17
  • Unit Strength:
  • Weapons:

Ninth Offensive Order of Battle: Second Brigade | Second Division | IX Corps | Army of the Potomac | Union Army18,19

  • Commander:
    • Colonel Bradley Winslow (wounded April 2)(March 31-April 2, 1865)20
    • Lieutenant Colonel E. Jay Marsh (April 2, 1865)21
  • Unit Strength:
  • Weapons:

Dyer’s/Sifakis’ Compendium Info:
Siege of Petersburg Battles22:

  • Siege of Petersburg, Va., October 1, 1864, to April 2, 1865.
  • Boydton Plank Road, Hatcher’s Run, October 27-28, 1864.
  • Fort Stedman, Petersburg, March 25, 1865.
  • Appomattox Campaign March 28-April 9, 1865.
  • Assault on and fall of Petersburg April 2.
  • Occupation of Petersburg April 3.

Bibliography:

    Siege of Petersburg Documents Which Mention This Unit:

    Sources:

    1. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
    2. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
    3. Bradley Winslow image.  MOLLUS-Mass Civil War Photograph Collection, Vol. 112, Page 5783.  United States Army Heritage and Education Center, Carlisle, PA. ↩
    4. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
    5. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
    6. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
    7. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
    8. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩
    9. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 463: “Organization of the Union Forces” (October 31, 1864)” ↩
    10. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 1 (Serial Number 87), page 158: “Return of Casualties in the Union Forces…Boydton Plank Road, Va., October 27-28, 1864” ↩
    11. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 463: “Organization of the Union Forces” (October 31, 1864)” ↩
    12. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 1121: “Organization of the Union Forces” (December 31, 1864) ↩
    13. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLII, Part 3 (Serial Number 89), page 1121: “Organization of the Union Forces” (December 31, 1864) ↩
    14. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 332: “Organization of the Union Forces” (January 31, 1865) ↩
    15. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 745: “Organization of the Union Forces” (February 28, 1865) ↩
    16. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 332: “Organization of the Union Forces” (January 31, 1865) ↩
    17. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 2 (Serial Number 96), page 745: “Organization of the Union Forces” (February 28, 1865) ↩
    18. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 574: “Organization of the Union Forces” (March 31, 1865) ↩
    19. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 589: “Return of casualties in the Union Forces commanded by Lieut. Gen. Ulysses S. Grant, March 29-April 9, 1865” ↩
    20. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 574: “Organization of the Union Forces” (March 31, 1865) ↩
    21. The War of the Rebellion: A Compilation of the Official Records of the Union and Confederate Armies, Volume XLVI, Part 1 (Serial Number 95), page 574: “Organization of the Union Forces” (March 31, 1865) ↩
    22. A Compendium of the War of the Rebellion by Frederick H. Dyer (Part 3) ↩

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