The Government is being called on not to take sides as fears grow of a new Cold War.
It follows the decision by the US, the UK and France to launch missiles at suspected chemical weapons facilities in Syria.
Russia and Iran have condemned the attack.
The military action comes just weeks after a host of western governments, including Ireland, expelled Russian diplomats over the nerve agent incident in Salisbury.
People Before Profit TD, Richard Boyd Barrett says the government should stand against any escalation of a potential Cold War: