This railroad junction , whose planning began in the mid-1850s , made Corinth a key economic junction point in the southern United States .
This railroad junction , whose planning began in the mid-1850s , made it of critical military importance when the American Civil War broke out .
This railroad junction , whose planning began in the mid-1850s , made Corinth a key economic junction point in the southern United States , and made it of critical military importance when the American Civil War broke out .