Article 4 of the Constitution outlines the interrelationship between States and territories. In order for this emerging country to succeed, the framers knew states would need to start thinking of themselves as parts of the same whole. To achieve this, rules needed to be set in place for interstate trade and travel. Prof. Amar will introduce the concept of Horizontal Federalism, looking specifically at how the Constitution accounts for the differences between state laws on slavery and voting rights. Finally you'll learn about the Taney-led Supreme Court, whose rulings on racial laws would help set America down the path to civil war.