The U.S. Supreme Court ruled in favor of Gibbons. Congress had the right to regulate interstate commerce. The sole decided source of Congress's power to promulgate the law at issue was the Commerce Clause. Accordingly, the Court had to answer whether the law regulated "commerce" that was "among the several states." With respect to "commerce," the Court held that commerce is more than mere traffic—that it is the trade of commodities. This broader definition includes navigation. The Court interpreted "among" as "intermingled with."