The Supreme Court's ruling forced all states, if they employed the death penalty for any crimes, to take measures to ensure that they did not do so in any manner that that showed discrimination or was applied arbitrarily rather than according to consistent practice.
In the short run, it meant a moratorium on capital punishment while states reevaluated their criminal justice practices.
As more railroads were built, it helped to expand the nation and the West Industries cropped up in the West and used the railroads to link industry to markets in the Eastern part of the nation.