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
Mónica Fein Mónica Fein Mónica Haydée Fein (born June 3, 1957) is an Argentine biochemist and Socialist Party politician elected Mayor of Rosario in 2011. Fein was born in Luján, Buenos Aires Province. She became active in politics at age 17, joining the Socialist Party of Argentina. She participated in the National Reform Movement as President of the Student Center of the School of Biochemistry and Pharmacy at the National University of Rosario, where she graduated with a degree in Biochemistry. She then served as Secretary of Student Welfare, as Faculty Graduate Advisor, and as Secretary of the UNR University Extension. She