USA HISTORY

Detailed explanation-1: -Aided by federal land grants, there was a great deal of railroad construction after the Civil War, especially in the West. Trackage increased from 35, 000 miles in 1865 to 254, 000 miles in 1916, the eve of America’s entry into World War I.

Detailed explanation-2: -What led to the outbreak of the bloodiest conflict in the history of North America? A common explanation is that the Civil War was fought over the moral issue of slavery. In fact, it was the economics of slavery and political control of that system that was central to the conflict.