In Spofford v. Kirk, the Supreme Court of the United States was asked to decide whether a state court had the authority to issue a writ of habeas corpus to a prisoner held in a federal prison. The petitioner, Spofford, was a prisoner in the federal penitentiary in Philadelphia. He had been convicted of a federal crime and was serving his sentence in the prison. He sought a writ of habeas corpus from the state court, claiming that he was being held in violation of the Constitution. The Supreme Court held that the state court did not have the authority to issue a writ of habeas corpus to a prisoner held in a federal prison. The Court reasoned that the writ of habeas corpus was a remedy available only to prisoners held in state custody, and that the federal government had exclusive jurisdiction over federal prisoners. The Court also noted that the writ of habeas corpus was a remedy available only to prisoners held in state custody, and that the federal government had exclusive jurisdiction over federal prisoners. The Court concluded that the state court did not have the authority to issue a writ of habeas corpus to a prisoner held in a federal prison. The Court held that the writ of habeas corpus was a remedy available only to prisoners held in state custody, and that the federal government had exclusive jurisdiction over federal prisoners. The Court also noted that the writ of habeas corpus was a remedy available only to prisoners held in state custody, and that the federal government had exclusive jurisdiction over federal prisoners.

Justice Field delivered the dissenting opinion in Spofford v. Kirk, arguing that the majority had erred in its decision to reverse a judgment of the Supreme Court of California. He argued that under California law, an executor was not liable for debts incurred by his predecessor unless he expressly assumed them or acted as if they were his own. In this case, there was no evidence that either condition had been met and thus it would be unjust to hold Spofford liable for any debt owed by Kirk's estate. Furthermore, Field noted that even if such liability did exist under state law, it should have been raised before trial and could not be used as a basis for overturning a jury verdict after the fact. As such, he concluded that justice required affirming the judgment of the lower court rather than reversing it on technical grounds unrelated to actual guilt or innocence.