What is the legal basis for citizen's arrest, and what are the key requirements that must be met for an arrest to be considered lawful?

Citizen's arrest refers to the arrest of an individual by a private citizen who is not acting as a law enforcement officer. In many jurisdictions, the legal basis for citizen's arrest is provided by common law, which is a body of law derived from judicial decisions rather than statutes. In general, for a citizen's arrest to be lawful, there are several key requirements that must be met. First, the person making the arrest must have witnessed the commi....