What was the fundamental question addressed in each of these congressional acts?

Should the U.S. expand westward?

Should states be allowed to nullify federal laws?

Should slave labor be allowed in new states?

Should states be able to secede from the Union?

The fundamental questions addressed in each of these congressional acts were:

- The Louisiana Purchase: Should the U.S. expand westward?
- The Nullification Crisis: Should states be allowed to nullify federal laws?
- The Missouri Compromise: Should slave labor be allowed in new states?
- The Civil War and Reconstruction: Should states be able to secede from the Union?

pick one

The Missouri Compromise: Should slave labor be allowed in new states?