Montalet v. Murray was a case heard by the United States Supreme Court in 1806. The dispute involved two merchants, Montalet and Murray, who had entered into an agreement to purchase goods from each other on credit. When one of them failed to pay for the goods as agreed upon, they took their disagreement to court. In this particular case, Montalet argued that he should not be held liable for any damages because his contract with Murray did not include a clause specifying what would happen if either party defaulted on payment; therefore it could not be enforced against him under existing law at the time. The Supreme Court ultimately ruled in favor of Montalet and found that contracts must contain specific language regarding potential defaults before they can be legally enforced against parties involved in such agreements. This ruling established important precedent which still stands today: contracts must clearly state all terms and conditions before being considered valid or enforceable by courts of law

In Montalet v. Murray, the Supreme Court was asked to decide whether a state court had jurisdiction over a case involving two citizens of different states. The majority opinion held that the state court did have jurisdiction and could proceed with the case. However, Justice Samuel Chase dissented from this decision on several grounds. He argued that under Article III of the Constitution, federal courts were given exclusive original jurisdiction in cases between citizens of different states; therefore, he believed it was unconstitutional for a state court to hear such matters without congressional authorization or consent from both parties involved in the dispute. Furthermore, he argued that allowing one party to bring suit against another citizen of another state would be an invasion upon their rights as protected by Article IV's Full Faith and Credit Clause which requires each State to give full faith and credit to public acts done by other States within its own borders. Lastly, Justice Chase contended that if Congress intended for suits between citizens of different states be heard in either federal or state courts they would have explicitly stated so when passing legislation regarding diversity jurisdiction instead leaving it up for interpretation by judges who may not always agree on how best interpret these laws