Yes, they were military highways of prime importance, and it was a big priority for the Union to deny control of these rivers to the Confederates.
By doing so, they cut the enemy communications and used the rivers for transporting their own troops and supplies.
The Mississippi river and something else
Mississippi River ANSWER Ohio River.
The union gained control of the Mississippi after the capture of Vicksburg.
The Mississippi was too huge for the Union so they didnt want to control it!
The Tennessee and the Cumberland.
Tennessee/Mississippi
During the Union campaign in the West in 1861 and 1862, General Ulysses S. Grant primarily utilized the Tennessee River and the Mississippi River. The Tennessee River was key for operations at Fort Henry and Fort Donelson, while the Mississippi River was crucial for controlling vital supply lines and for the Siege of Vicksburg. These rivers played a significant role in Grant's strategy to penetrate the Confederacy and secure Union victories.
The Vicksburg Campaign, specifically the Siege of Vicksburg, allowed the Union to take control of the Mississippi River.
The Union got control of the Mississippi River.
The fall of Vicksburg, Mississippi on July 4, 1863 gave the Union full control of the river from its source to its mouth.
The Vicksburg Campaign, specifically the Siege of Vicksburg, established control of the Mississippi River.