With what doctrine was the Taney Court associated, and which landmark decision was its most famous?

Question

Quizplus · Accepted Answer

The Taney Court was associated with states' rights, and its most famous landmark decision was Dred Scott v. Sanford (1857). This case declared that African Americans, whether slave or free, could not be US citizens and therefore could not sue for their freedom in federal courts. It also declared the Missouri Compromise unconstitutional, thus allowing slavery to spread into territories where it had been previously banned.

With What Doctrine Was the Taney Court Associated, and Which