Answer:
1820
On March 3, 1820, Congress approved the Missouri compromise, a law that maintained a balance in the Senate between free and slave states. The pact only lasted 34 years, and its elimination was one of the contributing factors that led to the Civil War.
The second one, or option 2. It was because most of the world was hurt by this sad war
Imperialism can be characterized mainly by a country's acquisition and colonization of land. an imperialist country will often take new land by force, and imperialist countries often promote nationalist views.
