By capturing the mississippi, the union would

Vicksburg During the Civil War (1862-1863): A Campaign; A Siege. When Vicksburg fell to Union troops on July 4, 1863, the Confederacy lost its last chance to control the Mississippi River. ... For the Confederacy, control of the lower Mississippi River was vital to the union of its states.

an expansion is one of two basic business cycle phases; the other is contraction. the transition from expansion to contraction is a peak, and the changeover from contraction to expansion is a trough.

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.