BELFAST flyweight Michael Conlan, who won an Olympic bronze at the London Games, has beaten Siarhei Loban.
It now means that there are four Irish boxers into the semi-finals of the European championships in Minsk and are all guaranteed at least a bronze medal each.
Conlan stopped his opponent in the second round.
Belfast’s newly elected Lord Mayor Mairtin O’Muilleoir tweeted on Wednesday morning: ” Irish boxers are guaranteed bronze including Mick and Paddy….Belfast bursting with pride.”
Conlan, from the Falls Road in west Belfast, joins Belfast boxer Paddy Barnes has clinched at least a bronze medal at the European Championships.
It follows a split-points decision win over Istvan Ungvari.
The twice Olympic light-fly bronze medallist had a 29-28, 27-30, 29-28 victory over the Hungarian in Belarus.
However, fellow Belfast fighter Tommy McCarthy was beaten 29-28 29-28 29-28 by number one seed Teymur Mammadou of Azerbaijan at heavyweight.
John Joe Nevin and Donegal’s Jason Quigley have also secured medals.
Nevin was the first Irishman to secure a medal when he defeated Krisztian Nagy at bantamweight.
Nevin enjoyed a comfortable 30-24, 30-27, 30-25 victory over his Hungarian opponent in Minsk.
Middleweight Quigley, from Finn Valley Boxing Club, defeated Germany’s Stefan Hartel 30-27, 30-27, 29-28 in his quarter-final on Wednesday.
Barnes progressed to the semi-finals despite the Argentine judge giving all three rounds to Ungvari.