Michael O'Flanagan States in April 1925 to help Sinn Féin contest a number of by-elections. That summer he was suspended from clerical duties and forbidden to say mass because of his nationalist activities and anti-clerical speeches he had made in America. In March 1926, the Sinn Féin ard fheis narrowly defeated de Valera's proposal to enter the Free State Oireachtas if the Oath of Allegiance were removed. O'Flanagan sided with the majority. De Valera left to found Fianna Fáil, which eclipsed Sinn Féin at the June 1927 election. O'Flanagan remained with the reduced Sinn Féin. Bishop Coyne died in July 1926, but
Anthony Coughlan set up in 1964 becoming acting as its secretary as well Dublin Housing Action Committees, both of which were heavily populated by members of the Republican Movement most of which evolved into Sinn Fein the Workers Party. The Wolfe Tone Society(WTS) campaigned for civil rights in Northern Ireland and supported the NICRA. Contributed articles to the "United Irishman" and "Tuairisc" the paper of the Wolfe Tone Society. He left the Republican Movement in 1970, he was joint secretary with Raymond Crotty of the "Common Market Defence Campaign", he participated in the "Common Market Study Group" and campaigned against Ireland joining