September 15, 1861
- Confederate forces continued their efforts to capture Lexington. 3,600 Union defenders faced 18,000 Confederate troops. Colonel Mulligan, the Union commander of Lexington, waited for reinforcements unaware that all his messages to General Frémont were being read by the Confederates.
A Chronological History of the Civil War in America1
- Skirmish near Darnestown, Va.; rebels repulsed.
- A Chronological History of the Civil War in America by Richard Swainson Fisher, New York, Johnson and Ward, 1863