Seven men have been charged with affray after a fight at a Butlins holiday resort in Bognor.
Sussex Police said 13 people were arrested after a fight at the holiday park in West Sussex in the early hours of 5 November.
Officers said the seven men, all from Kent, were due to appear before Chichester magistrates on 23 May.
Several assaults were reported and six people were taken to hospital after the incident, police added.
Police said the other six people who were arrested were not charged following consultation with the Crown Prosecution Service.