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.
Japan Farmers Party (1926–28) Ikuo. Okabe and Hirano's group broke away from the Labour-Farmer Party in March 1926 and on October 17, 1926 they founded the Japan Farmers Party. The Japan Farmers Party declared itself to be "a party by farmers, for farmers". In this sense the party differentiated itself from the other proletarian parties, which all declared themselves to be based on a worker-peasant class alliance. The party won four seats in the 1927 prefectural assembly elections of 1927. As of 1928, the Japan Farmers Party claimed a membership of 70,138. The figure does however appear to be unreliable, compared to the national