From England? No. I remember their media claimed before the tournament that all the players and fans would be racially abused but I don't remember that happening either.
Let's sum up that "sometimes" :
WC 98 : Marseille
EC 00 : Charleroi and Bruxelles
EC 04 : Albufeira
WC 06 : Gelsenkirchen
EC 16 : Marseille again
Ain't exactly anything new is it?
As for Euro 12 :
http://www.mirror.co.uk/news/uk-news/england-fans-arrested-after-150-939248