Eighty-nine people have been arrested as part of a garda operation targeting serious criminal activity.

More than 400 properties across the country were searched for stolen property, drugs and firearms.

The series of nationwide searches and arrests are part of Operation Wireless, a garda initiative focused on serious crime such as robberies, drug possession and firearms offences.

During the course of 419 raids, 5.5kg of cocaine worth €385,000 was discovered at a house in Tallaght in Dublin.

A search at a yard in the Balbriggan area uncovered parts for up to eight stolen vehicles.

Five of those arrested were detained under European Arrest Warrants for offences including assault, robbery, extortion and fraud.

More than 20 people were arrested on foot of bench warrants.