Respondeat superior is a legal doctrine, most commonly used in [wex:tort], that holds an employer or principal legally responsible for the wrongful acts of an employee or agent, if such acts occur within the scope of the employment or agency. Typically when respondeat superior is invoked, a plaintiff will look to hold both the employer and the employee liable.
Sovereign immunity is a common law doctrine under which a sovereign (e.g., a federal or state government) cannot be sued without its consent. Sovereign immunity in the United States was derived from the British common law, which was based on the idea that the King could do no wrong.
Trespass is knowingly entering another owners’ property or land without permission, which encroaches on the owners’ privacy or property interests. There are many laws relating to trespass.
Trespass to chattels is a tort that occurs when a defendant intentionally interferes with the possession or use of personal property (chattels) belonging to another
Unascertainable cause is when there are multiple potential actions that result in an injury, but it is unclear which act actually caused the injury.
