The Runaway Horses: Holmes v Mather (1875)
Case Essentials
Citation: Holmes v Mather (1875) L.R. 10 Ex. 261
Court: Court of Exchequer (England)
Plaintiff: Ms. Holmes (A pedestrian)
Defendant: Mr. Mather (The owner of the carriage)
The Story Behind the Case
Mr. Mather was out in his horse-drawn carriage, which was being driven by his servant. Suddenly, a dog started barking fiercely at the horses. The horses panicked, bolted, and became completely unmanageable. The driver desperately tried to regain control and steer the runaway horses away from people on the street. Despite his best efforts to guide them safely around a corner, the horses knocked down and injured Ms. Holmes. She sued the owner for trespass to the person (battery) and negligence.
Facts
The defendant’s horses were startled by a barking dog and bolted out of control on a public street. The driver exercised all possible skill and care to avoid hitting anyone, but unavoidably struck the plaintiff.
Issue
Can a defendant be held liable for injuries caused when their horses run out of control, provided the driver did absolutely everything possible to prevent the accident?
Rule
The defence of Inevitable Accident completely blocks liability. If a person is engaged in a lawful activity and an accident happens that could not be prevented by the exercise of ordinary care, caution, and skill, there is no legal fault.
Analysis
The court ruled that keeping and driving horses on a public road is a perfectly lawful activity. Because the horses bolting was triggered by an outside force (the dog) and the driver did everything humanly possible to steer them away from danger, there was zero negligence. The judge famously noted that people going about their daily lives on public roads must put up with certain unavoidable accidents. If no one acted carelessly or intentionally, the law does not punish the defendant for a pure misfortune.
Case Outcome: The defence of Inevitable Accident was UPHELD. The court ruled in favor of the defendant, establishing that there is no liability for harm resulting from an uncontrollable event where the defendant exercised all reasonable care.