October 8 1861 Monday
Florida. In retaliation for harassment and nuisance raids launched from Fort Pickens, Confederate Major-General Braxton Bragg sent a raiding force to attack Union installations on Santa Rosa Island.
Kentucky. Incident at Hillsboro.
Missouri. Missouri State Major-General Sterling Price reached the Osage River with 7,000 men retiring from Lexington. They crossed safely to the southern bank, untroubled by the pursuit of Union Major-General John Charles Frémont. Price then continued his march to Neosho, where pro-Confederate Governor Claiborne Jackson was planning to pass the ordinance of secession.
Union Organisation
USA: Brigadier-General William Tecumseh Sherman arrived to command the Department of the Cumberland, succeeding Brigadier-General Robert Anderson.
Commander in Chief: President Abraham Lincoln
Vice-President: Hannibal Hamlin
Secretary of War: Simon Cameron
Secretary of the Navy: Gideon Welles
Atlantic Blockading Squadron: Louis Malesherbes Goldsborough
Gulf Blockading Squadron: William McKean
Pacific Squadron: John Berrien Montgomery
Western Gunboat Flotilla: Andrew Hull Foote
Potomac Flotilla: Thomas Tingey Craven
General–in-Chief: Winfield Scott
Department of the Cumberland: William Tecumseh Sherman
Department of the East: Vacant
Department of Florida: Harvey Brown
Department of New England: Benjamin Franklin Butler
Department of the Ohio: Ormsby McKnight Mitchel
- District of Grafton: Benjamin Franklin Kelley
Department of the Pacific: Edwin Vose Sumner
- District of Oregon: Benjamin Lloyd Beall
- District of Southern California: George Wright
Department of the Potomac: George Brinton McClellan
- Army of the Potomac: George Brinton McClellan
Department of Texas: Vacant
Department of Virginia: John Ellis Wool
Western Department: John Charles Frémont
- District of Western Kentucky: Charles Ferguson Smith
- District of North Missouri: John Pope
- District of Southeast Missouri: Ulysses Simpson Grant
- Southern District of New Mexico: Benjamin Stone Roberts
- Western Army: John Charles Frémont
Department of Western Virginia: William Starke Rosecrans awaited
Confederate Organisation
Commander in Chief: President Jefferson Finis Davis
Vice-President: Alexander Hamilton Stephens
Secretary of War: Judah Philip Benjamin
Secretary of the Navy: Stephen Russell Mallory
Military Adviser to the President: Robert Edward Lee
Department No 1: David Emanuel Twiggs interim Mansfield Lovell awaited
- District of Alabama: Jones Mitchell Withers
Department of Alabama and West Florida: Braxton Bragg
Department of Fredericksburg: Daniel Harvey Hill
- District of Aquia: vacant
Department of Middle and Eastern Florida: John Breckinridge Grayson
Department of Norfolk: Benjamin Huger
Department of North Carolina: Richard Caswell Gatlin
- District of Cape Fear: Joseph Reid Anderson
- District of Pamlico: Daniel Harvey Hill
Department of the Peninsula: John Bankhead Magruder
- Army of the Peninsula: John Bankhead Magruder
Department of the Potomac: Joseph Eggleston Johnston
- Army of the Potomac: Joseph Eggleston Johnston
- I Corps Potomac: Earl Van Dorn
- II Corps Potomac: Gustavus Woodson Smith
- Army of the Valley: Thomas Jonathan Jackson
Department of South Carolina: Roswell Sabine Ripley
Department of Southwestern Virginia: William Wing Loring
Department of Texas: Paul Octave Hébert
- District of Galveston: John Creed Moore
Western Department: Albert Sidney Johnston
- First Geographical Division: Leonidas Polk
- District of Upper Arkansas: William Joseph Hardee
- District of East Tennessee: Felix Kirk Zollicoffer
- District of the Indian Territory: Benjamin McCulloch
- Army of Central Kentucky: Simon Bolivar Buckner
- Western Army: Benjamin McCulloch
District of Arizona: John Robert Baylor
Defences of Savannah: Alexander Robert Lawton
Forces in Richmond: Charles Dimmock
Army of the Northwest: William Wing Loring
Union Generals
Note: Italics, awaiting confirmation of the commission
Major-General USA
Winfield Scott
George Brinton McClellan
John Charles Frémont
Henry Wager Halleck
Major-General USV
John Adams Dix
Nathaniel Prentiss Banks
Benjamin Franklin Butler
David Hunter
Edwin Denison Morgan
Brigadier-General USA
John Ellis Wool
William Selby Harney
Edwin Vose Sumner
Joseph King Fenno Mansfield
Irvin McDowell
Robert Anderson
William Starke Rosecrans
Brigadier-General USV
Samuel Peter Heintzelman
Erasmus Darwin Keyes
Andrew Porter
Fitz-John Porter
William Buel Franklin
William Tecumseh Sherman
Charles Pomeroy Stone
Don Carlos Buell
Thomas West Sherman
John Pope
George Archibald McCall
William Reading Montgomery
Philip Kearny
Joseph Hooker
John Wolcott Phelps
Ulysses Simpson Grant
Joseph Jones Reynolds
Samuel Ryan Curtis
Charles Smith Hamilton
Darius Nash Couch
Rufus King
Jacob Dolson Cox
Stephen Augustus Hurlbut
Franz Sigel
Robert Cumming Schenck
Benjamin Mayberry Prentiss
Frederick West Lander
Benjamin Franklin Kelley
John Alexander McClernand
Alpheus Starkey Williams
Israel Bush Richardson
James Cooper
James Brewerton Ricketts
Orlando Bolivar Willcox
Michael Corcoran
George Henry Thomas
Ambrose Everett Burnside
Henry Hayes Lockwood
Louis Blenker
Henry Warner Slocum
James Samuel Wadsworth
John James Peck
Ormsby McKnight Mitchel
George Webb Morell
John Henry Martindale
Samuel Davis Sturgis
George Stoneman
Henry Washington Benham
William Farrar Smith
James William Denver
Egbert Ludovicus Vielé
James Shields
John Fulton Reynolds
William Farquhar Barry
John Joseph Abercrombie
John Sedgwick
Charles Ferguson Smith
Silas Casey
Lawrence Pike Graham
George Gordon Meade
Abram Duryée
Alexander McDowell McCook
Oliver Otis Howard
Eleazar Arthur Paine
Daniel Edgar Sickles
Charles Davis Jameson
Ebenezer Dumont
Robert Huston Milroy
Lewis Wallace
Willis Arnold Gorman
Daniel Butterfield
Horatio Gouverneur Wright
Edward Otho Cresap Ord
William Nelson
William Thomas Ward
John Gross Barnard
Innis Newton Palmer
Seth Williams
John Newton
Winfield Scott Hancock
Thomas Leonidas Crittenden
George Wright
Isaac Ingalls Stevens
Thomas Williams
George Sykes
William Henry French
William Thomas Harbaugh Brooks
John Milton Brannan
William Wallace Burns
John Porter Hatch
David Sloane Stanley
William Kerley Strong
Albin Francisco Schoepf
Lovell Harrison Rousseau
James Scott Negley
Brigadier-General USA (Staff)
Montgomery Cunningham Meigs (Quartermaster-General)
Henry Knox Craig
Lorenzo Thomas (Adjutant-General)
James Wolfe Ripley (Ordnance)
Confederate Generals
Note: Italics, awaiting confirmation of the commission
General ACSA
Samuel Cooper
Albert Sidney Johnston
Robert Edward Lee
Joseph Eggleston Johnston
Pierre Gustave Toutant Beauregard
Major-General PACS
David Emanuel Twiggs
Leonidas Polk
Braxton Bragg
Earl Van Dorn
Gustavus Woodson Smith
Theophilus Hunter Holmes
William Joseph Hardee
Benjamin Huger
James Longstreet
John Bankhead Magruder
Mansfield Lovell
Thomas Jonathan Jackson
Brigadier-General PACS
Alexander Robert Lawton
Milledge Lake Bonham
Benjamin McCulloch
William Wing Loring
Charles Clark
John Buchanan Floyd
William Henry Talbot Walker
Henry Rootes Jackson
Henry Alexander Wise
Richard Stoddert Ewell
David Rumph Jones
Edmund Kirby Smith
John Clifford Pemberton
Henry Hopkins Sibley
John Henry Winder
Richard Caswell Gatlin
Daniel Smith Donelson
Samuel Read Anderson
Gideon Johnson Pillow
Benjamin Franklin Cheatham
Felix Kirk Zollicoffer
Daniel Harvey Hill
Jones Mitchell Withers
Richard Heron Anderson
Robert Augustus Toombs
Samuel Jones
Arnold Elzey
William Henry Chase Whiting
Jubal Anderson Early
Isaac Ridgway Trimble
Daniel Ruggles
George Bibb Crittenden
John Breckinridge Grayson
Roswell Sabine Ripley
Albert Pike
Paul Octave Hébert
Joseph Reid Anderson
Simon Bolivar Buckner
Leroy Pope Walker
Albert Gallatin Blanchard
Gabriel James Rains
James Ewell Brown Stuart
Lafayette McLaws
Thomas Fenwick Drayton
Thomas Carmichael Hindman
Adley Hogan Gladden
American Civil War High Command 