_____the senator from illinois, developed an idea called____ This was the idea that people should decide whether slavery would existin the area. The Kansas Act would overtur the_____The result was___a Civil War between pro-slavery settlers and anti-slavery settlers.

The senator from Illinois, developed an idea called popular sovereignty. This was the idea that people should decide whether slavery would exist in the area. The Kansas-Nebraska Act would overturn the Missouri Compromise Line. The result was Bloody Kansas, a Civil War between pro-slavery settlers and anti-slavery settlers.