In Dutton et al. vs. Strong et al., the Supreme Court of the United States was asked to decide whether a state court had jurisdiction over a case involving citizens of different states, and if so, what law should be applied in such cases. The plaintiffs argued that since they were citizens of different states, their dispute must be heard by federal courts under the Constitution's diversity clause. The defendants countered that state courts did have jurisdiction and could apply either state or federal laws as appropriate for each case. After considering both sides' arguments, the Supreme Court ruled in favor of the plaintiffs; it held that when two parties are from different states, only federal courts can hear their disputes and they must use federal law to resolve them. This decision established an important precedent for how interstate disputes would be handled going forward: all such cases must go through a federal court with uniform application of national laws across all jurisdictions regardless of where those involved reside or do business.

In Dutton et al. v. Strong et al., the Supreme Court was asked to decide whether a state court had jurisdiction over an action brought by citizens of one state against citizens of another in which the amount in controversy exceeded $500 and did not involve real estate or title to it. The majority held that such cases were within the exclusive jurisdiction of federal courts, but Justice Catron dissented on two grounds: first, he argued that Congress had never intended for federal courts to have exclusive jurisdiction over such cases; second, he asserted that even if Congress had so intended, it lacked constitutional authority to do so because Article III only granted original jurisdiction over certain enumerated categories of cases and controversies between states and their citizens. Therefore, Justice Catron concluded that since this case fell outside those categories as defined by Article III, it should remain under the concurrent jurisdiction of both state and federal courts.