People who were "pro-abolitionists" started encouraging other citizens who thought this wat to move to Kansas in order to vote against slavery and make Kansas a slave-free state. This led to many conflicts between "pro" and "anti" abolitionist groups which were known as "bleeding Kansas".
Many see the controversy generated by the Kansas-Nebraska Act as the catalyst that led to the Civil War
The popular sovereignty clause of the law led pro- and anti-slavery elements to flood into Kansas with the goal of voting slavery up or down, resulting in a series of armed conflicts known as "Bleeding Kansas". The controversy surrounding the Kansas–Nebraska Act was a cause of the Civil War.
In the united states, slavery did not become a lasting institution in northern states mainly because the North did not rely on field agriculture, like the South did.
<span>The largest of the five so-called "civilized tribes" was the Cherokee. They were considered to be the most civilized tribe and they had a written language and a constitution.</span>