Margaret Pearse defeated at the 1922 general election. She supported those who opposed the Treaty during the Irish Civil War and continued to be a member of Sinn Féin until 1926. In 1926 she left the party conference with Éamon de Valera and became a founder member of Fianna Fáil. She never stood for election again. Her daughter Margaret Mary Pearse also joined Fianna Fáil, and served as a TD from 1933 to 1937 and later served in Seanad Éireann as a Senator from 1938 until her death in 1968. At the launch of "The Irish Press" newspaper Margaret was asked to
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