Sources: BBC
Irish republican party Sinn Féin win the most seats in the Northern Ireland Assembly with 29% of the first-preference vote, marking the first time that a unionist party did not win the most seats since Northern Ireland's establishment in 1921. 2022-05-7
Counting of the first preference votes show Sinn Féin leading with 24.1% of the vote, ahead of ruling party Fine Gael and main opposition party Fianna Fáil, each with 22.1%. Sinn Féin leader Mary Lou McDonald claims victory, declaring that Ireland "is no longer a two-party system", and hopes to form a coalition government. 2020-02-9
Mary Lou McDonald is confirmed in the position of president of Sinn Féin. She succeeds Gerry Adams, who was Sinn Féin's leader since 1983. 2018-02-10
Prime Minister Enda Kenny, who rejected suggestions he should resign, says he will "fully and inclusively" engage with other parties, groups and Independents, including Fianna Fáil, as he forms the country's government. Sinn Féin says it is not interested in forming a coalition government with Kenny's Fine Gael party. 2016-03-1
A mural of Sinn Fein Leader Gerry Adams is painted on a wall on the Falls Road, Belfast, as police are granted a further 48 hours to question him about the murder of Jean McConville. 2014-05-3
Sinn Féin's Francie Molloy wins the Mid Ulster by-election, holding onto the seat vacated by Martin McGuinness at the end of 2012. 2013-03-8
DUP leader and Northern Ireland First Minister Peter Robinson dismisses calls from Sinn Féin for a Scotland-style referendum on independence for Northern Ireland, telling his party's annual conference that a majority of Catholics want Northern Ireland to stay part of the United Kingdom. 2012-11-24
Sinn Féin's officer board gives its approval to put forward Northern Ireland's Deputy First Minister Martin McGuinness as a candidate for the 2011 Irish presidential election. 2011-09-16
Gerry Adams, the President of Sinn Féin, announces that he will resign his positions in the Northern Ireland Assembly and the Parliament of the United Kingdom to stand for the Dáil. 2010-11-14
The Democratic Unionist Party (DUP) and Sinn Féin agree to devolution from Westminster from 12 April 2010 after two weeks of discussions, the longest ever during the Northern Ireland peace process. 2010-02-5