The surrender of the Confederates at Vicksburg in July 1863 had significant strategic implications for the Confederate States during the Civil War. Among the options provided, the most accurate statement regarding how this surrender divided the Confederacy is:
4. The Confederacy could no longer get supplies from its western states.
The fall of Vicksburg gave the Union control of the Mississippi River, which effectively split the Confederacy in two. This division disrupted supply lines and made it much more difficult for Confederate states in the west to send supplies and reinforcements to those in the east. Additionally, it marked a turning point in the war, diminishing the ability of the Confederacy to maintain its military efforts effectively.