Five people are due in court in Dublin on Monday charged with public order offences after trouble flared during Glentoran's Setanta Cup football match against Bohemians on Saturday.
Rival fans clashed after Gardai stopped a Glentoran supporter erecting a Northern Ireland flag inside Dalymount Park after the final whistle.
Officials from the East Belfast club have accused the Irish Police of being heavy-handed.
Glentoran missed out on a semi-final spot in the Setanta Cup after finishing three points behind Bohemians in Group Two.
Glens fans were asked to stay behind for ten minutes as the home fans left the ground on Saturday.
It is thought that no there was no security meeting before the game.
© UTV News