As a response to this case, Stephen Douglas developed the Freeport Doctrine.
As a response to this case, Stephen Douglas developed the Freeport Doctrine. It followed a case in which the plaintiff sued John Emerson, and the defendant in this case was John Sandford, the executor of Emerson's estate. The Missouri Compromise was ruled unconstitutional by Chief Justice Roger Taney in this case. For 10 points, name this 1857 Supreme Court decision which held that the plaintiff was not a U.S. citizen because he was born a slave.
As a response to this case, Stephen Douglas developed the Freeport Doctrine.
{Dred Scott} v. Sandford [or the {Dred Scott} decision]