January 31 1861 Thursday
Louisiana. The US Mint and Customs House in New Orleans were seized by Louisiana State troops, yielding $599,303 in gold and silver.
Louisiana. The US Revenue Schooner Washington under Captain Robert K Hudgins USRM was seized by Louisiana State authorities while undergoing repairs at New Orleans.
North Carolina. The state of North Carolina elected Thomas Lanier Clingman as US Senator.
South Carolina. South Carolina authorities offered to purchase Fort Sumter from the US government. This offered a compromise solution to the continuing presence of a US Army garrison within the territory of South Carolina, at Charleston.
Union Organisation
Commander in Chief: President James Buchanan
Vice-President: John Cabell Breckinridge
Secretary of War: Joseph Holt
Secretary of the Navy: Isaac Toucey
African Squadron: William Inman
Brazil Squadron: Joshua Ratoon Sands
East Indian (Asiatic) Squadron: Cornelius Kinchiloe Stribling
European Squadron: vacant
Home Squadron: Garrett J Prendergast
Mediterranean Squadron: Charles H Bell
Pacific Squadron: John Berrien Montgomery
General–in-Chief: Winfield Scott
Department of the East: John Ellis Wool
Department of New Mexico: Thomas Turner Fauntleroy interim, William Wing Loring awaited
Department of the Pacific: Albert Sidney Johnston
- District of Oregon: George Wright
Department of Texas: David Emanuel Twiggs
Department of Utah: Philip St George Cooke
Department of the West: William Selby Harney
Union Generals
Major-General USA
Winfield Scott
Brigadier-General USA
John Ellis Wool
David Emanuel Twiggs
William Selby Harney
Brigadier-General USA (Staff)
Joseph Eggleston Johnston