Fort Donelson: The History of the Victory that Earned Ulysses S. Grant the Nickname “Unconditional Surrender”

In January of 1862, Grant persuaded General Henry “Old Brains” Halleck to allow his men to launch a campaign on the Tennessee River. As soon as Halleck acquiesced, Grant moved against Fort Henry, in close coordination with the naval command of Flag Officer Andrew Hull Foote. The combination of infantry and naval bombardment helped force the capitulation of Fort Henry on February 6, 1862, and the surrender of Fort Henry was followed immediately by an attack on Fort Donelson on the Cumberland...