After the civil war, railroads connected the country on a national scale, boosting the economy and leading to mass production, mass consumption, and encouraging entrepreneurs.
I think the answer might be League of Nations. I hope this works for ya!
Uncle Tom's Cabin; or, Life Among the Lowly is an anti-slavery novel by American author Harriet Beecher Stowe. Published in 1852, the novel had a profound effect on attitudes toward African Americans and slavery in the U.S. and is said to have "helped lay the groundwork for the Civil War".
Answer: I'm pretty sure it's C. Even a period of only a few decades can greatly change the historical context surrounding an event.
Explanation:
