Síle de Valera voters to give preference votes for Anti H-Block candidates in the 1981 general election, a comment which caused controversy. She held her Dáil seat until the 1981 general election, when the constituency boundaries were redrawn. She sought re-election in the new constituency of Dublin South. This caused tension within the local Fianna Fáil party, for one of the other candidates, Séamus Brennan, was a prominent opponent of Haughey. De Valera polled relatively well but narrowly failed to be elected, losing to another Fianna Fáil candidate, Niall Andrews. She contested the constituency again at the February 1982 general election, but saw
Éamon de Valera in Belfast, and some continuing status for the King as head of the Commonwealth. Ireland's share of the imperial debt was to be paid. After the Treaty was narrowly ratified by 64 to 57, de Valera and a large minority of Sinn Féin TDs left Dáil Éireann. He then resigned and Arthur Griffith was elected President of Dáil Éireann in his place, though respectfully still calling him 'The President'. On a speaking tour of the more republican province of Munster, starting on 17 March 1922, de Valera made controversial speeches at Carrick on Suir, Lismore, Dungarvan and Waterford, saying that: