Which development most directly challenged the constitutional theory used by Southern states to justify secession in 1860-1861?
The Hartford Convention's resolutions during the War of 1812
The Supreme Court's ruling in Marbury v. Madison (1803)
The passage of the Northwest Ordinance of 1787
Andrew Jackson's response to the Nullification Crisis of 1832-33
Verified for the 2025 AP US History exam•Citation:
Caleb Lagerwey
We review the best practices and recommendations for writing the modified DBQ in 2020, along with your questions.