In Cunningham v. Macon & Brunswick Railroad Company and Others, the Supreme Court of the United States was asked to decide whether a railroad company was liable for damages caused by a train accident. The plaintiff, Cunningham, was a passenger on the train when it collided with another train. He was injured in the accident and sued the railroad company for damages. The Supreme Court held that the railroad company was liable for the damages caused by the accident. The Court found that the railroad company had a duty to exercise reasonable care in the operation of its trains and that it had breached that duty by failing to take proper precautions to prevent the accident. The Court also held that the railroad company was liable for the damages caused by the accident, even though the accident was caused by the negligence of another train. The Court's decision established that railroad companies have a duty to exercise reasonable care in the operation of their trains and that they are liable for damages caused by their negligence. This decision has been cited in numerous cases since then and has been used to establish the liability of other types of businesses for damages caused by their negligence.

Justice Field delivered the dissenting opinion in Cunningham v. Macon & Brunswick Railroad Company and Others, arguing that the majority's decision was wrongfully decided. He argued that under Georgia law, a contract between two parties is binding even if there are no signatures or seals present on it; thus, he believed that the plaintiff should have been awarded damages for breach of contract as they had proven their case before the court. Furthermore, Justice Field noted that while an agreement may be invalidated due to lack of consideration or fraudulence, neither of these issues were raised by either party during this trial and therefore could not be used against them now. Ultimately he concluded by stating his belief that justice would only truly be served if both parties were held accountable to their original agreement and any damages resulting from its breach should also be taken into account when making a final ruling on this matter.