Monday September 16 1861

• William Nelson, USA, is appointed Brig. Gen.
• Horatio Gouverneur Wright, USA, is appointed Brig. Gen.
• The USS Conestoga captures a couple Confederate vessels in the Cumberland River, KY.
• Skirmish opposite Seneca Creek, near Poolesville, MD, with a party from the 34th NY, Col. La Dew.
• The Confederate forces evacuate Ship Island, MS. Men from the USS Massachusetts take possession.
• Skirmish at Magruder's Ferry, VA.
• Action at Princeton, WV.

Tuesday September 16 1862

• Skirmish near Oakland Station, near Mumfordsville, KY.
• The Battle of Antietam, or Sharpsburg, MD, (Sep 16-17)
• Skirmish in Monroe County, MO.
• Federal reconnaissance from Burnsville toward Iuka, MS and skirmish.
• Federal reconnaissance toward Thoroughfare Gap and Aldie, VA.
• Federal reconnaissance from Upton's Hill to Leesburg, VA, and skirmish. (Sep 16-19)
• Union forces reach the Ohio River from the Kanawha Valley, WV.

Wednesday September 16 1863

• Skirmish at Brownsville, AR.
• Skirmishes near Lee and Gordon's Mills, on Chickamauga Creek, GA, 12 miles south of Chattanooga, as Maj. Gen. William S. Rosecrans concentrates around here, and Alpine, GA, the Chickamauga Campaign. (Sep 16-18)
• Skirmish at Smithfield, WV.

Friday September 16 1864

• Federal operations under Brig. Gen. Michael K. Lawler, USA, in the vicinity of Morganza, LA, with skirmishes:
  • at Williamsport (Sep 16)
  • at the Atchafalaya River (Sep 17) and
  • at Bayou Alabama and Morgan's Ferry (Sep 20).
    (Sep 16-25)
• Maj. Gen. Nathan Bedford Forrest's, CSA, Cavalry Raid into Northern Alabama and Middle Tennessee, to cut the supply and communication lines of Maj. Gen. William T. Sheman, USA. (Sep 16-Oct 10)
• Maj. Gen. Nathan Bedford Forrest, CSA, sets out from Verona, MS.
• The affair at Coggins' Point (Sep 16) and the pursuit of the Confederates, the Richmond, VA, Campaign. (Sep 16-17)
• Skirmishes at Snicker's Gap, VA, the Shenandoah Valley, Campaign. (Sep 16-17)
• Lieut. Gen. Ulysses S. Grant, USA, travels to Charles Town, WV, to meet with Maj. Gen. William T. Sherman, USA, to discuss a Union offensive against Lieut. Gen. Jubal Early, CSA, whose army has been depleted with the reinforcement of Gen. Robert E. Lee, CSA, at Petersburg, VA.

Saturday September 16 1865