Leader of Sinn Féin joined opposing sides with De Valera leading the Anti-Treaty faction, while Griffith joined the Pro-Treaty faction, which later became Cumann na nGaedheal. De Valera’ successor John J. O'Kelly was one of four leaders who served for brief periods of time as Sinn Féin’s party membership declined in favour of Fianna Fáil and Fine Gael. In 1937, Margaret Buckley became the first female President of Sinn Féin. During her thirteen years as leader, she vastly improved the relations between the IRA and the party. She was succeeded by Paddy McLogan and Tomás Ó Dubhghaill who both helped rebuild party support in
Fianna Fáil Front Bench six sitting front bench TDs, including the deputy leader Mary Hanafin, were not re-elected. Positions also reflected the restructuring of government departments by the incoming Fine Gael-Labour Party coalition. In May 2016 Martin announced his third front bench. Fianna Fáil is the largest opposition party in the Dáil and therefore that party's leader takes the title Leader of the Opposition, a largely nominal role. The other parties that occupy the opposition benches include Sinn Féin and the United Left Alliance. The "Official Opposition" is viewed as the party tasked with keeping the government in check. It is also generally viewed