Éamon de Valera new line. However, a vote to accept the Free State Constitution (contingent on the abolition of the Oath of Allegiance) narrowly failed. Soon afterward, de Valera resigned from Sinn Féin and seriously considered leaving politics. However, one of his colleagues, Seán Lemass, convinced de Valera to found a new republican party. In March 1926, with Lemass, Constance Markievicz and others, de Valera formed a new party, Fianna Fáil ("The Warriors of Destiny"), a party that was to dominate 20th-century Irish politics. While Sinn Féin still held to an abstentionist line, Fianna Fáil was dedicated to republicanising the Free State from
Éamon de Valera the UK in retaliation imposed economic sanctions against Irish exports. De Valera responded in kind with levies on British imports. The ensuing an "Economic War" which lasted until 1938. After advising King George V to dismiss McNeill as Governor-General, the King suggested McNeill instead carry on a while longer as viceroy and then resign, which he did on 1 November 1932. Subsequently, a 1916 veteran, Domhnall Ua Buachalla, was appointed Governor-General. To strengthen his position against the opposition in the Dáil and Seanad, de Valera directed the Governor-General to call a snap election in January 1933 and de Valera's party