Simms v. Guthrie and al was a case heard by the United States Supreme Court in 1815. The dispute arose when William Simms, an attorney from South Carolina, sued John Guthrie and others for failing to pay him fees he had earned while representing them in court. Simms argued that his contract with the defendants gave him a right to receive payment regardless of whether or not they won their case; however, the defendants claimed that since they did not win their lawsuit, there was no obligation on their part to pay Simms’s fees. The Supreme Court sided with Simms and held that contracts are binding even if one party does not prevail in its legal action against another party; thus, it ruled that Guthrie et al were obligated to fulfill their contractual obligations towards paying Simm's fee despite losing the underlying lawsuit. This decision established important precedent regarding contract law which still holds true today: parties must honor agreements made between each other regardless of any subsequent outcomes or results related thereto

In Simms v. Guthrie and 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. The majority opinion held that the case should be heard in federal court because it involved parties from different states. However, Justice Johnson dissented on this point and argued that there was no constitutional basis for such a ruling since Article III does not grant exclusive jurisdiction to federal courts in cases between two or more states. He further noted that if Congress wanted to give exclusive jurisdiction to federal courts in these types of cases, they would have done so explicitly through legislation rather than relying on judicial interpretation alone. In conclusion, he believed that the decision should remain with the state court as it did not violate any constitutional provisions or laws passed by Congress at the time.