How did the development of the railroad influence growth during the years after the civil war?

In the wake of the successs of the Union Pacific and Central Pacific, other ventures were launched that required huge subsides and land grants. The statistics of railroads in the south displayed an increase net revenue and total tornage. They were an essential component in the transgression from an important social setfing to a major comerical canter. It gave the south rapid form of transportation, large commercial networks, and an increase in economy. Having provery made it more difficult for te nation's to heal the wounds which it had suffered.