Because of the various technological and industrial advancement, there was huge growth of cities in America.
Explanation:
Many new possibilities if employment were opened in America which allowed many immigrants to occupy in order to have a better livelihood. Transatlantic railroad construction companies observed Asians to be the cheapest form of labor and many Chinese were employed in the construction of it. Urbanization in America led to the growth of busy commercial cities like Boston, New York and Philadelphia.
Textile mills and many sweat shops attracted the women workers too. Although, cities sprang up to be developed during the nineteenth century, it also paved way for many reform movements like labor union movements, women suffrage movements.
The basis of the division was social class I believe it was devised between the wealthy, middle, and lower class the lower class included slaves and indebted servants
<em>The Vietnam war was pushed to new limits, Richard Nixon told the people of the United States that they were close to ending the war and wrapping it up. But it was quite the opposite, we were stuck in a war we did not know how to win, with a president who did not understand how to get out of it or win it. We were bombing the Vietnamese daily for no reason, wasting our supply. The American people were being lied to and had to suffer for a term almost.</em>
the person that became president was Calvin Coolidge
Britain gave out the proclamation of 1763 which banned colonists from going west to the Appalachian mountains and into the Indian territory because Britain did not want to start another costly war