The Cretaceous is an event.
An arrest is the act of depriving people of their liberty , usually in relation to an investigation or prevention of a crime , and thus detaining the arrested person in a procedure as part of the criminal justice system .. investigation. Detective. crime. crime. Police and various other bodies have powers of arrest .. Police. Police. In some places , the power is more general ; for example in England and Wales , any person can arrest `` anyone whom he has reasonable grounds for suspecting to be committing , have committed or be guilty of committing an indictable offence , '' although certain conditions must be met before taking such action .. England and Wales. England and Wales