Fans of Chelsea and Real Betis clashed several times ahead of Wednesday's Conference League final in Polish host city Wroclaw, authorities said, warning they would clamp down hard on violence.

Tensions flared ahead of the UEFA Conference League final as supporters of Chelsea and ... following the incident, confirming that they managed to contain the violence swiftly.

WROCLAW, Poland - Fans ... for violence on our streets!," Polish Prime Minister Donald Tusk wrote on X. "I thank the police for their decisive actions against the hooligans in Chelsea and Betis ...

THIS is the shocking moment Chelsea and Real ... immediately after the incident, which resulted in no further escalation of the conflict or negative behaviour. "The fans scattered in different ...

Chelsea and Real Betis ... Supporters were seen scrapping in the fan zone less than 24 hours after local police used tear gas to break up a previous incident. More than 70,000 fans were expected ...

It's not clear how many of them are Chelsea fans ... Videos of the violence circulated on social media with individuals throwing bottles and chairs at each other. The incident took place outside ...

SHOCKING scenes of violence erupted in Poland just hours before the Conference League final between Chelsea and Real ... arrests of fans involved in this incident are ongoing.

Police said they arrested 28 people after fans ... violence on our streets!," Polish Prime Minister Donald Tusk wrote on X. "I thank the police for their decisive actions against the hooligans in ...

while one photo showed a bloodied Chelsea fan being attacked by a Betis supporter wielding a belt. "Zero tolerance for violence on our streets!" Polish Prime Minister Donald Tusk wrote on X in the ...