 The Green Party, while being a party in the government, did not officially take a line, having failed to reach a two-thirds majority either way at a party congress in January 2008, leaving members free to decide.Most Irish trade unions and business organisations also supported the yes campaign.Those campaigning for the no vote included political parties Republican Sinn Féin, Sinn Féin, lobby group Libertas, the People Before Profit Alliance and the Socialist Party.