Nathaniel P. Banks launches another Federal offensive intended to capture eastern Texas and stop the flow of supplies into the Confederacy via Mexico.
Nathaniel P. Banks’s Federal Army of the Gulf captures the last Confederate stronghold on the Mississippi River, opening the waterway to Federal commerce and cutting the Confederacy in two.
The siege of Port Hudson continues to demoralize the Confederate defenders, while another Confederate army tries to break the siege by attacking Federal positions near New Orleans.
Nathaniel P. Banks launches another doomed assault on the Confederate defenses at Port Hudson, Louisiana, but the Federal siege continues.
Confederates try lifting the siege of Vicksburg by preparing to attack the Federal outpost at Milliken’s Bend, on the west bank of the Mississippi River.
Nathaniel P. Banks’s Federal Army of the Gulf surrounds Port Hudson, one of the last Confederate strongholds on the Mississippi River. Banks then orders a assault against strong enemy defenses that proves futile.