Henry W. Halleck receives authorization to remove Ulysses S. Grant from command after Halleck alleged that Grant had neglected his duty.
Exploring the most important 55 months in American history
Henry W. Halleck receives authorization to remove Ulysses S. Grant from command after Halleck alleged that Grant had neglected his duty.
Federals score their greatest victory of the war up to this time, generating a new national hero in the process.
The Confederate try breakout out of the Federal grip around Fort Donelson before deciding on whether or not to surrender.
Federal army and navy forces attack Fort Donelson on the Cumberland River, but they find the defenses much stronger than Fort Henry.
Ulysses S. Grant plans to follow up the victory at Fort Henry by capturing a much stronger Confederate fort in Tennessee.
Federals capture a key point on the Tennessee River that opens a path into Tennessee.