The answer is 'Railroads'
The Industrial Revolution in England lead to the development of trains and fast travel.
The United States quickly adopted the technology and brought in English businessmen and engineers to develop railroads in it's sprawling western states.
Railroads were integral in the early years in to cement newly acquired states under the control of the Federal government.
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Answer: 6 Mar 2018 — Flappers of the 1920s were young women known for their energetic freedom, embracing a lifestyle viewed by many at the time as outrageous, immoral or downright dangerous. Now considered the first generation of independent American women, flappers pushed barriers in economic, political and sexual freedom for women.
Explanation:
1. Ulysses S Grant
2. Winfield Scott
3. George B McClellan
4. Robert E Lee
5. William Tecumseh Sherman
6. J.E.B. Stuart
7. Philip Sheridan
8. Thomas Jackson