Answer:
Expansionism was the most important issue prevailing during the era of the Manifest Destiny. There was a decisive question of expansion of slavery. Whether there'll be slavery in the new areas that were settled.
The northerners and the southerners defined the Manifest Destiny in different ways. The Manifest Destiny is concerned with the increase of capitalism and democracy around the nation. Hence Expansion of slavery was the issue during Manifest Destiny era.
Answer: The early 20th century was an era of business expansion and progressive reform in the United States. The progressives, as they called themselves, worked to make American society a better and safer place in which to live. They tried to make big business more responsible through regulations of various kinds. They worked to clean up corrupt city governments, to improve working conditions in factories, and to better living conditions for those who lived in slum areas, a large number of whom were recent immigrants from Southern and Eastern Europe.
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C. Federalism
What is funny, is I'm am learning about this in school too!
US help to ribald there nation tack there fighting fore a way so I say help
