Answer:
the question of whether slavery should be allowed in new territories
Explanation:
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.
The correct answer is: "It accepted the constitutionality of the 'separate but equal' and allowed the proliferation of segregated public facilities".
The Plessy v. Ferguson case led to the enactment of a landmark Supreme Court decision in 1896.
Such decision allowed the proliferation of segregated schools and the constutionality of the "separate but equal" principle under the belief that, if facilities were equal in quality, such education system was not violating the equality of rights provision that had been guaranteed for all US citizens by the Reconstruction Amendments to the US Constitution.
Great Britain was fully industrialized with it's cities having smoke coming out of it's factories from as far as your eyes can see and making materials and products that were traded almost all over the world. Unlike Britain, Russia was the complete opposite. Russia was a mostly had agricultual economy with a serfdom system that was more than 200 years old, having little to no factories and it's products, materials, etc coming from industrialized countries like Britain, France and the various German states at the time.
Because the remaining workers had more tools and land to work so they became more productive so they produced more. When workers are working harder employers are willing to pay more.