Better policing/organisation.
Read somewhere else it was local youth. Wonder which one is true. Don't understand how fans of most countries can go a whole tournament without trouble whilst other can't.
Probably not the bloke who said "old bill everywhere"
It's not just England fans, or football fans in general. We all know how tourists from the UK sometimes behave when they are abroad, particularly on 'lads' holidays and stag parties. I don't know what it is, that makes people turn into absolute morons when they get onto foreign soil.