As i just said, I doubt any of what we have been told is the entire picture. It is almost certain that trouble was caused and there was misbehaviour from both sides. The key thing is I havent dismissed one side of the account while accepting the other based on nothing more than an anti view of one nationality.
I said claim was the operative word. Maybe the subtleties and nuances of English are a bit complex for you?
Did they only arm themselves with hammers, and wide belts which weren't for holding their trousers up, as although they were peacefully walking along to the match the lack of police about concerned them?