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September in Irish history, day by day

43 entries across 30 days of September, picked by hand: the turning points, the culture, the sport and the people Ireland remembers, each linked to the full story.

1st September

  • 1985The wreck of the Titanic, built in Belfast at Harland and Wolff, was found on the floor of the North Atlantic by an American and French expedition. Wikipedia

2nd September

  • 1939The Dáil declared a state of emergency as war broke out in Europe, beginning the period of Irish neutrality known as the Emergency. Wikipedia
  • 1865Died: William Rowan Hamilton, Dublin mathematician who discovered quaternions and carved the formula on Broom Bridge Wikipedia

3rd September

  • 1995Clare beat Offaly in the All-Ireland hurling final at Croke Park, winning their first title since 1914. Wikipedia

4th September

  • 1607Hugh O'Neill and Rory O'Donnell sailed from Rathmullan in County Donegal for Europe, the Flight of the Earls, which opened the way for the Plantation of Ulster. Wikipedia

5th September

  • 1954A KLM airliner came down in the River Shannon shortly after take-off from Shannon Airport, then a key stop on transatlantic flights; 28 people died. Wikipedia

6th September

  • 1971Born: Dolores O'Riordan, Limerick singer and songwriter with The Cranberries Wikipedia

7th September

  • 1921Frank Duff founded the Legion of Mary in Dublin, which grew into one of the largest lay Catholic organisations in the world. Wikipedia
  • 1981Died: Christy Brown, Dublin writer and painter whose memoir My Left Foot became an Oscar-winning film Wikipedia

8th September

  • 1798General Cornwallis defeated the French force under Humbert and their Irish allies at the Battle of Ballinamuck in County Longford. Wikipedia
  • 1908Patrick Pearse opened St Enda's School, Scoil Éanna, at Cullenswood House in Ranelagh to give boys a bilingual education. Wikipedia

9th September

  • 1922The Third Dáil met for the first time and elected W. T. Cosgrave as its President, during the Civil War. Wikipedia

10th September

  • 1923The Irish Free State was admitted to the League of Nations, its first seat among the nations of the world. Wikipedia

11th September

  • 1649Oliver Cromwell's army took Drogheda after a siege, and much of the garrison and many townspeople were killed; it remains one of the darkest memories in Irish history. Wikipedia

12th September

  • 2014Died: Ian Paisley, founder of the DUP and First Minister of Northern Ireland who shared power with Martin McGuinness Wikipedia
  • 1951Born: Bertie Ahern, Taoiseach from 1997 to 2008 during the Good Friday Agreement Wikipedia

13th September

  • 1993Born: Niall Horan, Mullingar singer and member of One Direction Wikipedia

14th September

  • 2019Dublin beat Kerry in the All-Ireland football final replay to become the first team to win five titles in a row. Wikipedia
  • 919High King Niall Glúndub fell at the Battle of Islandbridge, leading an Irish alliance against the Vikings of Dublin. Wikipedia

15th September

  • 1927Ireland voted in its second general election of the year after the June result left the Dáil without a clear majority. Wikipedia

16th September

  • 1994The British government lifted the broadcasting ban on Sinn Féin and paramilitary groups, weeks after the IRA ceasefire. Wikipedia
  • 1945Died: John McCormack, Athlone-born tenor, one of the most famous singers of his age Wikipedia

17th September

  • 1995Dublin beat Tyrone in the All-Ireland football final at Croke Park to win the Sam Maguire Cup for the first time since 1983. Wikipedia

18th September

  • 1914The Home Rule Act became law, but it was suspended for the duration of the First World War and never came into force. Wikipedia
  • 1964Died: Seán O'Casey, Dublin playwright of The Plough and the Stars Wikipedia

19th September

  • 1982Séamus Darby's late goal gave Offaly a one-point win over Kerry in the All-Ireland football final, stopping Kerry's bid for five in a row. Wikipedia
  • 1803Robert Emmet made his speech from the dock in Dublin, asking that no one write his epitaph until Ireland took her place among the nations. Wikipedia

20th September

  • 1920Crown forces including the Black and Tans burned much of Balbriggan in County Dublin in reprisal for the killing of a police officer. Wikipedia
  • 1992Donegal beat Dublin to win their first All-Ireland football title, bringing Sam Maguire to the county for the first time. Wikipedia
  • 1803Died: Robert Emmet, leader of the 1803 rising, executed on Thomas Street in Dublin Wikipedia

21st September

  • 1170Anglo-Norman forces under Strongbow captured Dublin, a key step in the Norman invasion of Ireland. Wikipedia

22nd September

  • 2002Armagh beat Kerry in the All-Ireland football final to win the Sam Maguire Cup for the first time. Wikipedia

23rd September

  • 1951Mayo beat Meath to retain the All-Ireland football title, their last Sam Maguire win to date. Wikipedia

24th September

  • 2006Europe won the Ryder Cup at the K Club in County Kildare, the first time the event was held in Ireland. Wikipedia
  • 1725Born: Arthur Guinness, brewer who founded the St James's Gate brewery in Dublin Wikipedia

25th September

  • 1917Died: Thomas Ashe, 1916 leader who died on hunger strike; his funeral in Dublin drew huge crowds and Michael Collins spoke at the graveside Wikipedia
  • 1960Down beat Kerry to win the All-Ireland football title, the first team from Northern Ireland to take Sam Maguire across the border. Wikipedia

26th September

  • 2005The international decommissioning body confirmed that the IRA had put all its weapons beyond use. Wikipedia

27th September

  • 2023Died: Michael Gambon, Dublin-born actor known for Harry Potter and decades on stage Wikipedia

28th September

  • 1912Close to half a million unionists signed the Ulster Covenant against Home Rule, a key moment on the road to partition. Wikipedia
  • 2003Tyrone beat Armagh in the All-Ireland football final to win the Sam Maguire Cup for the first time. Wikipedia

29th September

  • 1979Pope John Paul II arrived in Ireland, the first papal visit, and said Mass for over a million people in the Phoenix Park. Wikipedia

30th September

  • 2008The government guaranteed the deposits and debts of Ireland's main banks, a decision that shaped the economic crash that followed. Wikipedia

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