143rd New York Infantry (“Sullivan County Regiment”)

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ORGANIZATIONAL HISTORY:

• Organized at Monticello. New York, and mustered in October 8, 1862.
• Left State for Washington D.C., Oct 14, 1862.
• Attached to 3rd Brigade, Abercrombie’s Division, Defences of Washington D.C.to Feb 1863.
• 3rd Brigade, Abercrombie’s Division, 22nd Army Corps, Dept. of Washington to Apr 1863.
• 2nd Brigade, 3rd Division, 7th Army Corps, Dept. of Virginia, to May 1863.
• 1st Brigade, 2nd Division, 4th Army Corps to Jul 1863.
• 1st Brigade, 3rd Division, 11th Army Corps, Army of the Potomac, to Oct 1863; and Army of the Cumberland to Apr 1864.
• 3rd Brigade, 1st Division, 20th Army Corps, Army of the Cumberland, to Jul 1865.

SERVICE:

• Duty in the Defences of Washington, D.C., till Apr 1863.
• Moved to Suffork, Virginia, Apr 18, 1863
• Siege of Suffolk, Apr 20 - May 4, 1863.
  • Providence Church Road, May 3
  • Siege of Suffolk raised May 4.
• Dix’s Campaign on the Peninsula, Jun 24 - Jul 7, 1863
• Moved to Washington, D.C., Jul 10, 1863
• Pursuit of Lee to Berlin, Maryland, Jul 13-22, 1863.
• Near Bristoe Station, Virginia till Sep 1863.
• Movement to Bridgeport, Alabama, Sep 24 - Oct 3, 1863.
• Reconnoissance from Bridgeport to Trenton, Alabama Oct 20 (detachment)
• March along line of the Nashville & Chattanooga Railroad to Lookout Valley, Tennessee, Oct 25-29, 1863.
  • Reopening Tennessee River, Oct 26-29, 1863.
  • Battle of Wauhatchie, Tennessee, Oct 28-29
• Ringgold-Chattanooga Campaign, Nov 23-27, 1863.
  • Orchard Knob Nov 23
  • Tunnel Hill, Nov 24-25
  • Mission Ridge, Nov 25
• March to relief of Knoxville, Tennessee, Nov 28-Dec 17, 1863.
• Duty in Lookout Valley until May 1864.
• Atlanta, Georgia Campaign, May 1 - Nov 15, 1864.
  • Demonstration on Rocky Faced Ridge May 8-11
  • Battle of Resaca, May 14-15
  • Near Cassville, May 19
  • Advance on Dallas May 22-25
  • New Hope Church, May 25
  • Battles about Dallas, New Hope and Allatoona Hills, May 26-June 5.
  • Ackworth, June 4.
  • Operations about Marietta and against Kenesaw Mountain, June 10 - Jul 2.
    • Pine Hill, June 11-14.
    • Lost Mountain, June 15-17.
    • Gilgal or Golgotha Church, June 15.
    • Muddy Creek, June 17.
    • Noyes’ Creek, June 19.
    • Kolb’s Farm June 22.
    • Assault on Kenesaw, June 27.
  • Ruff’s Station, Smyrna Camp Ground, Jul 4.
  • Chattahoochie River, Jul 5-17.
  • Peach Tree Creek, Jul 19-20.
  • Siege of Atlanta, Jul 22 - Aug 25.
  • Operations at Chattahoochie River Bridge Aug 26 - Sep 2.
  • Occupation of Atlanta, Sep 2 - Nov 15.
  • Expedition from Atlanta to Tuckhum’s Cross Roads, Oct 26-29. 1863
• March to the sea Nov 15 - Dec 10, 1864.
  • Montieth Swamp, Dec 9
• Siege of Savannah, Georgia, Dec 10 - 21, 1864
• Campaign of the Carolinas, Jan to Apr, 1865.
  • Averysboro, Mar 16.
  • Battle of Bentonville, Mar 19-21.
  • Occupation of Goldsboro, Mar 24.
  • Bennett’s House Apr 26.
  • Surrender of Johnston and his army.
• March to Washington D.C., via Richmond, Virginia, Apr 29 - May 30, 1865.
  • Grand Review, May 24.
• Duty at Washington, D.C. till July 1865
• Mustered out Jul 20, 1865.

143rd New York Infantry Regimental Summary:

The Regiment, during it's existence, lost during service:

5 Officers and 37 Enlisted men killed and mortally wounded
1 Officer and 177 Enlisted men by disease.
Total = 220

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