Where you have negative incidents happening involving large crowds action is usually taken of a proactive nature. Consider rioting and criminal behaviour at large sporting events.Football for instance.Alcohol was banned following the riots after the 1980 Scottish Cup Final.Clubs whose fans misbehaved were banned from subsequent competitions or...
Looks like it was just an excuse for a punch up by some. It's a shame for the people who put a lot of effort into their costumes especially the kiddies. Though that said its unacceptable to spend money on policing and extra strain on medical services.
There will always be troublemakers in all walks of life, even on here !
Sorry, we can't find any related questions. Try using the search bar at the top of the page to search for some keywords, or choose a topic and submit your own question.