The amount of silk increased
<span>The expansion brought up the issue of slavery, which divided both the North and the South. The North had industrialized itself, creating less of a need for slavery, and they for the most part were against slavery. The South still used slaves for their plantations, and they wanted to keep slavery to reap profits. The Supreme Court tried to absolve the issue of slavery in Dred Scott vs. Sandford, but this only angered the North more. This issue was one that eventually led towards the Civil War.</span>
Answer:
The Kansas-Nebraska Act repealed the Missouri Compromise, created two new territories, and allowed for popular sovereignty. It also produced a violent uprising known as “Bleeding Kansas,” as proslavery and antislavery activists flooded into the territories to sway the vote.
Answer:
They constructed strong cities with walls.
Explanation: