How did the first Jim Crow laws lead to the case Plessy v. Ferguson in 1896?

Of the revolutions of 1848.

Existing to a lot of people

Social darwinism refers to the the theory that people who succeed in our economic system will one day out compete those who fail. one day the rich will out succeed the poor so we'll that there will eventually be no more poor

Transcontinental railroad was the most effective way to travel.