Question

Why was the Siege of Vicksburg important to the outcome of the Civil War?

The Union gained control of the Mississippi River.

Vicksburg gave the Union armies hope for an end to the war.

Gaining control of Vicksburg gave the Confederates more power.

The Confederacy lost one-third of its entire army during the siege.

Answer 1

I think it's either A or D.

Answer 2

It's either A or B

Answer 3

I believe it's A.

Answer 4

As said in wikipedia, "with the surrender of Port Hudson on July 9, the Mississippi River was firmly in Union hands and the Confederacy split in two"