February 15, 1862 – The Confederates tried breaking out of the Federal grip around Fort Donelson before deciding on whether to surrender. Brigadier General Ulysses
February 13, 1862 – Federal forces attacked Fort Donelson, but they found the defenses much stronger than those of Fort Henry. By the morning of
February 7, 1862 – Brigadier General Ulysses S. Grant began planning to follow the victory at Fort Henry by capturing a much stronger Confederate fort.