The correct option is C. The act led to violent conflicts between settlers in the Great Plains over the issue of expanding slavery to new territories. This one explains better the contribution of Kansas- nebraska
Americans have the geographical knowledge of the area and gain more from winning than Brittain did.
According to Washington, to stop a rebellion, you need a strong armed force to crush it. During his time, the US is just untied. Many Americans doesn't trust the government. To show power and authority, Washington believes that when a rebellion is formed, you need to force it to stop. The federal government is the power to check these rebellions. If the government don't, who would protect the citizens and their human rights?
The 3G factors: -Gold/Gospel/Glory