In Erskine v. Milwaukee and St. Paul Railway Company, the Supreme Court of the United States was asked to decide whether a railroad company was liable for damages caused by a collision between two of its trains. The plaintiff, Erskine, was a passenger on one of the trains and was injured in the collision. He sued the railroad company for damages, claiming that the company was negligent in its operation of the trains. The Supreme Court held that the railroad company was liable for the damages caused by the collision. The Court found that the company had a duty to exercise reasonable care in the operation of its trains, and that it had breached this duty by failing to take proper precautions to prevent the collision. The Court also held that the company was liable for the damages caused by the collision, even though the company had not been negligent in its operation of the trains. The Court's decision in Erskine v. Milwaukee and St. Paul Railway Company established that a railroad company can be held liable for damages caused by a collision between its trains, even if the company was not negligent in its operation of the trains. This decision has been cited in numerous subsequent cases involving railroad companies and their liability for damages caused by collisions.

Justice Field delivered the dissenting opinion in Erskine v. Milwaukee and St. Paul Railway Company, arguing that the majority's decision was contrary to established precedent and would lead to a dangerous expansion of federal power over state laws. He argued that Congress had no authority under the Constitution to pass legislation regulating railroad rates within a state, as it could only regulate interstate commerce. Furthermore, he noted that if Congress were allowed this kind of control over intrastate matters then it would be able to interfere with any number of other issues traditionally left up to states such as taxation or public health regulations. Finally, Justice Field concluded by noting that allowing Congress this kind of power would undermine both the sovereignty of individual states and their ability to make decisions about what is best for their citizens without interference from Washington D.C..