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
History of Sinn Féin were instructed to join the organisation and a newspaper, "United Irishman", was launched. Paddy McLogan served as President of Sinn Féin. The re-organisation yielded fruit during the Border Campaign which was launched on 12 December 1956. In the Irish general election of 1957 Sinn Féin fielded 19 abstentionist candidates and won four seats and 6.5% of the popular vote. The introduction of internment and the establishment of military tribunals hindered the IRA campaign and it was called off in 1962. In the 1961 General Election the party won no seats and its vote dropped to 3.2%. Tomas MacGiolla was elected