Here is a Cultural Literacy worksheet on the Kansas-Nebraska Act, which in a short paragraph, and with your expert teaching, will illustrate for your students how the kidnapping, subjugation, forced labor, and murder of persons of African descent is intimately bound up with the economic growth and development of the United States.
If you find typos in this document, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.