Phillips v. Payne is a United States Supreme Court case that was decided in 1875. The case involved a dispute between two parties over a contract for the sale of a steamboat. The plaintiff, Phillips, had contracted to purchase the steamboat from the defendant, Payne, for a certain sum of money. Phillips had paid the agreed-upon sum, but Payne refused to deliver the steamboat. Phillips then sued Payne for breach of contract. The Supreme Court held that Payne was liable for breach of contract. The Court reasoned that Payne had accepted the money and had not delivered the steamboat, thus breaching the contract. The Court also held that Phillips was entitled to damages for the breach of contract. The Court noted that the damages should be equal to the amount of money that Phillips had paid for the steamboat, plus any additional costs that Phillips had incurred as a result of the breach. In conclusion, the Supreme Court held that Payne was liable for breach of contract and that Phillips was entitled to damages for the breach. The Court ordered Payne to pay Phillips the amount of money that Phillips had paid for the steamboat, plus any additional costs that Phillips had incurred as a result of the breach.

Justice Field delivered the dissenting opinion in Phillips v. Payne, arguing that the majority's decision was contrary to established precedent and would lead to a dangerous expansion of federal power. He argued that Congress had no authority under the Constitution to pass legislation granting citizenship rights or privileges based on race or color, as it did with this case involving an African American woman who sought naturalization after marrying a white man. Field further contended that such laws were not only unconstitutional but also violated fundamental principles of equality by creating different classes of citizens based solely on their skin color. Finally, he warned against allowing Congress too much leeway in determining which individuals should be granted citizenship rights and privileges since it could easily become abused for political gain or other nefarious purposes.