The man was arrested on Tuesday morning.
A man in his 30s has been arrested in relation to an incident which saw a firework launched at Gardaí in Dublin over the weekend.
The man was arrested on Tuesday morning and is detained under Section 30 of the Offences Against the State Act at Irishtown Garda Station.
Violence broke out in Dublin city centre on Saturday at a protest organised by far-right groups as well as anti-vaccine, anti-mask and anti-lockdown protestors.
Gardaí said that following continued and orchestrated non-compliance with Public Health Regulations, the gathering become violent on occasions with members of An Garda Síochána targeted with fireworks, missiles and spit.
In a video, a man can be seen approaching a line of Gardaí on Grafton Street before a firework flies towards them.
A clip of the incident was widely shared on social media and An Garda Síochána were searching for the man.
On Monday, the Garda Representative Association said the scenes on Saturday reinforced the need for members of An Garda Síochána to receive priority vaccination.
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