Sinn Féin for nine years. (It merged with two other organisations to form Fine Gael in 1933.) Anti-Treaty Sinn Féin members continued to boycott the Dáil. At a special "Ard Fheis" in March 1926, de Valera proposed that elected members be allowed to take their seats in the Dáil if and when the controversial Oath of Allegiance was removed. When his motion was defeated, de Valera resigned from Sinn Féin; on 16 May 1926, he founded his own party, Fianna Fáil, which was dedicated to republicanising the Free State from within its political structures. He took most Sinn Féin TDs with him.
History of Sinn Féin between Sinn Féin and the other nationalist parties, north and south. On becoming Taoiseach in 1987, Haughey authorised face-to-face discussions between Martin Mansergh, Head of Research for Fianna Fáil, and Sinn Féin representatives Adams, Pat Doherty and Mitchel McLaughlin. Meetings between the SDLP and Sinn Féin began in January 1988 and continued during the year. Sinn Féin aimed at forming an alliance of Irish nationalist parties for the purpose of achieving self-determination for the whole of Ireland, but the SDLP insisted that this could only happen in the context of an end to IRA violence and the dropping of the