Ummm I'm not sure have you tried to look it up
The Kansas-Nebraska act of 1854 created the territories of Kansas and Nebraska, opened new lands, repealed the Missouri Compromise of 1820, and allowed settlers in those territories to determine if they would allow slavery within their boundaries. The initial purpose of the Kansas-Nebraska Act was to create opportunities for a Mideastern Transcontinental Railroad. It was not problematic until popular sovereignity was written into the proposal. The act was designed by Democratic Senator Stephen A. Douglas of Illinois.
The East Germany had to build the wall to stop the flow of refugees that attempted to leave East Berlin to the West. The wall was a symbol of the division between communist East Berlin and democratic capitalism of West Berlin. The Soviet bloc defended the wall on the terms that they needed protection against the degrading and immoral influences of the West capitalism.
Allows people and businesses to make their own economic choices; Protects rights of ownership; Our Founder's believed deeply that safeguarding economic freedom was key to preserving other freedoms.