30 maio 1854 ano - Kansas–Nebraska Act

Descrição:

created the territories of Kansas and Nebraska. It was drafted by Democratic Senator Stephen A. Douglas who introduced the bill with the goal of opening up new lands to development and facilitating construction of a transcontinental railroad, but the Kansas–Nebraska Act is most notable for effectively repealing the Missouri Compromise, stoking national tensions over slavery, and contributing to a series of armed conflicts known as "Bleeding Kansas".