Before the American Civil War, Congress passed laws that were intended to 1 solve problems caused by the expansion of slavery. What happened as a result of the passage of the Missouri Compromise? A. Extension of the kanas-nebraskin into the west
B. Slave rebellion in the border states in the west
C. Slavery was prohibited north of the missouri's southern border in the west
D. Violence between pro-slavery and anti-slavery settlers in the west​

Ineed to have answers for numbers 2-4 reply to this question

By the end of the 1800s, there was a change in the nature of the immigrants coming to the united states. immigration from northern europe—england, ireland, germany, and scandinavia—declined, while immigration from italy, russia, and austria-hungary grew. in fact, between 1900 and 1910, more than three-fourths of all immigrants came from these three countries. unfortunately, these countries were far removed england, the home of our founders, and the immigrants who came from them had a hard time adjusting to life in their new country.

Which of these played the biggest role in increased urbanization in the late 1800s? a) transportation improved b) the military was stronger c) no one was farming anymore d) steam power was discovered