Two youths have appeared in court charged connection with a series of crimes in Lucan in Dublin on Friday night.
Four people, including a garda responding to the matter, were injured during the incidents in the Castle Riada Drive area.
There were two attempts to hijack cars, a person was robbed and another was assaulted in less than half an hour.
Gardaí searched the area after being alerted by local residents and two juvenile males were arrested on Castle Road.
They were detained at Lucan Garda station and appeared at the Criminal Courts of Justice charged in connection with the incidents on Saturday evening.
A woman and two men were treated in hospital following the incidents. Their injuries were not life threatening.
One of the gardai who attended the scene suffered a head injury in the course of the arrests and was treated in hospital. He has since been released.
Witnesses to the incidents are being sought and anyone who was in the areas between 9.30pm and 10.20pm should contact Lucan Garda station on (01) 6667300.