Final answer:
The Supreme Court case referred to in the headlines is Dred Scott v. Sandford (1856), which involved the constitutionality of the Missouri Compromise and resulted in Dred Scott remaining enslaved.
Step-by-step explanation:
The Supreme Court case referred to in the headlines is Dred Scott v. Sandford (1856). This case involved the constitutionality of the Missouri Compromise, which declared certain states free of slavery. Dred Scott, an enslaved person, sued for his freedom after being brought into free territories. In a 7-2 decision, the Supreme Court ruled that parts of the Missouri Compromise were unconstitutional, resulting in Scott remaining enslaved.