Answer:
world war one
Explanation: thats when the slave revolution began
Answer:
Macrosociology
Explanation: Macrosociology examines large-scale events, structures, or entire societies and cultures
The Preamble hope it helps
I believe that it caused many native americans to give up their land and force to go another territory. This migration was known as the Trail of Tears which cause many native americas to die along the way
Answer:
(See explanation for further details)
Explanation:
Since those cities were communication nodes that eased the expansion of the United States of America to the west, where railway, finnancial and mail services were developed very rapidly and at a gigantic scale, requiring great numbers of workforce.