Police said on Thursday they detained 35 people over a Molotov cocktail attack on a Dias motorcycle unit in Menidi, northeast Attica late on Wednesday night.
According to reports the incident occurred after a group of people gathered outside a local primary school in Liosia.
As soon as they saw the police, they launched a hail of stones and Molotov cocktails on the unit.
No injuries were reported from the attack.
Police then rounded up the 35 for questioning.