Police were called to a fight involving a number of people in Neath town centre in the early hours of Sunday.
South Wales Police are currently investigating a number of alleged assaults in relation to the fight at the junction of Windsor Road with Green Street.
A spokeswoman for the force said: "We were called to reports of a fight involving a number of people outside Natwest bank in Neath at 3.15am on Sunday, April 28.
"We can confirm a 25-year-old man from Swansea has been arrested on suspicion of assault."
Investigations are ongoing and if anyone has any information we would ask them to call 101 quoting occurrence 1900150952.
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