There were ugly scenes ahead of the FAI Cup final as groups of Shelbourne and Derry City fans clashed near the Aviva Stadium.
In videos circulating widely on social media, a number of fans are seen throwing flares and objects at each other across the street.
Supporters are also captured fighting on the pavements of a street, as Gardai try to intervene to stop the violence taking place in the Ringsend area of Dublin.
