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.
Benjamin Fein held by Fein and rival Joseph Rosenzweig in which a large shootout took place on Grand Street and Forsyth Street lasting several hours, although few were killed, beginning the New York Labor slugger war that would last almost four years. Arrested for assault in 1914, Fein agreed to testify against several members involved in labor slugging when his political connections refused to help Fein resulting in the indictments of eleven gangsters and 21 union officials; however, none would be brought to trial. That same year Fein was again arrested for the murder of court clerk Frederick Strauss, who was killed