A group of Polish fans attacked Sevilla supporters ahead of the Spanish club's Champions League match against Manchester City in Manchester on Wednesday.
Three Poles were arrested after the incident.
A Spaniard has suffered a head injury in the fight and was sent to hospital.
The Polish supporters attacked the Sevilla supporters with chairs outside Sinclair's Oyster Bar, according to the Manchester Evening News.
Sevilla is to play against Manchester City in the Champions League on Wednesday, and it is unclear why fans from Poland have made the trip to England, but the attack was probably planned.
DON'T MISS A POST - FOLLOW US ON FACEBOOK!
Comments at Speisa are unmoderated. We do believe in free speech, but posts using foul language, as well as abusive, hateful, libelous and genocidal posts, will be deleted if seen. However, if a comment remains on the site, it in no way constitutes an endorsement by Speisa of the sentiments contained therein.comments powered by Disqus
Swedish church roof vandalised - 'does not feel good'
It is far from a picture of the Holy Spirit you see when you gaze up at one of the roof windows of the Högalids church in Stockholm.