Which front are you asking about
Shows a relationship that does not always indicate cause and effect ,
The answer is:
The major industrial cities became overcrowded as workers from rural areas moved there.
and
Because of the steady increase in food production, the population nearly doubled between 1800 and 1850.
Yes, one reason is that America was extremely effective. The second reason is the rich were rich and had awesome lives yet the poor battle and had a hard life.
The period after Reconstruction, the most recent couple of many years of the nineteenth century, was known as the "Plated Age," a term instituted by Mark Twain in 1873. The Gilded Age was a time of change in the economy, innovation, government, and social traditions of America.
