Timeline of Irish history
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File:Newgrange_at_a_distance.jpg passage tomb was built in Ireland during the Neolithic period ]]
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This is a timeline of Irish history, comprising important legal and territorial changes and political events in Ireland. To read about the background to these events, see History of Ireland. See also the list of Lords and Kings of Ireland, alongside Irish heads of state, and the list of years in Ireland.
Mesolithic and neolithic periods
Bronze and Iron Ages
1st century
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| c. 100 AD | Construction of a series of defensive ditches between the provinces of Ulster and Connacht |
2nd century
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| c. 140 AD | Ptolemy's Geographia provides the earliest known written reference to habitation in the Dublin area, referring to a settlement in the area as Eblana Civitas |
3rd century
4th century
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| c. 300 AD | Pollen data records from the late Iron Age indicate a resurgence in human activity after a relatively stagnant period{{cite book |title=Early Christian Ireland |first=Thomas M |last=Charles-Edwards |author-link=Thomas Charles-Edwards |publisher=Cambridge University Press |year=2000 |isbn=978-0521037167 |page=145 }} |
5th century
6th century
7th century
8th century
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| 795 | First Viking raids on Iona, Rathlin Island, and Inishmurray. |
9th century
{{see also|9th century in Ireland}}
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| 830 | Óengus of Tallaght writes the Martyrology of Tallaght, the Prologue of which speaks of the last vestiges of paganism in Ireland | |
| 852 | Vikings Ivar Beinlaus and Olaf the White land in Dublin Bay, and establish a fortress close to where the city of Dublin now stands |
10th century
{{see also|10th century in Ireland}}
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| 980 | The King of Dublin Olaf Cuaran abdicates following defeat at the Battle of Tara to Máel Sechnaill mac Domnaill.{{citation |last=Ó Corráin |first=Donnchadh |author-link=Donnchadh Ó Corráin |title=Vikings & Ireland |location=Cork, Ireland |publisher=University College Cork |access-date=17 November 2012 |url=http://www.ucc.ie/celt/General%20Vikings%20in%20Ireland.pdf |archive-url=https://web.archive.org/web/20120306142049/http://www.ucc.ie/celt/General%20Vikings%20in%20Ireland.pdf |archive-date=6 March 2012 |url-status=live |df=dmy-all }} | |
| 988–989 | Máel Sechnaill demands (and is paid) "tribute" by the Vikings at Dublin (this tribute date is sometimes recognised as the "foundation date" of Dublin as a city) |
11th century
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| 1014 | 23 April | Defeat of Máel Mórda mac Murchada and Viking forces by the armies of Brian Boru at the Battle of Clontarf marks the beginning of the decline of Viking power in Ireland.{{cite book |title=Ireland Before the Normans |first=Donnchadh |last=Ó Corráin |publisher=Gill and MacMillan |series=The Gill history of Ireland |year=1972 }} |
12th century
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| 1167 | Following exile by Ruaidrí Ua Conchobair, Dermot MacMurrough seeks support from Henry II of England to reclaim his Kingship. | |
| 1171 | Henry II of England lands at Waterford and declares his youngest son John Lord of Ireland. | |
| 1175 | 6 October{{cite wikisource |wslink=Treaty of Windsor |title=Wikisource - Treaty of Windsor |quote=Text reads: This is the agreement which was made at Windsor in the octaves of Michaelmas [October 6] in the year of Our Lord 1175}} | The Treaty of Windsor consolidates Norman influence in Ireland. |
13th century
14th century
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| 1315 | 26 May | Edward Bruce arrives in Ireland and rallies many Irish lords against Anglo-Norman control. |
| 1366 | 20 April | The Statutes of Kilkenny are passed at Kilkenny to curb the decline of the Hiberno-Norman Lordship of Ireland. |
| 1398 | Gerald FitzGerald, 3rd Earl of Desmond, mysteriously disappears; Gearóid Íarla is forever afterwards judged to be sleeping in a cave under Lough Gur, waiting to gallop out on his silver-shod horse and rescue Ireland at the moment of greatest need. |
15th century
16th century
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| 1534 | 11 June | Thomas FitzGerald, the 10th Earl of Kildare, publicly renounces his allegiance to Henry VIII of England. |
| 1537 | 3 February | FitzGerald is hanged, drawn and quartered at Tyburn. |
| 1542 | The Irish parliament passes the Crown of Ireland Act, which establishes a Kingdom of Ireland to be ruled by Henry VIII and his successors. | |
| 1570 | 25 February | Pope Pius V issues a papal bull, Regnans in Excelsis, declaring Elizabeth I of England a heretic and releasing her subjects from any allegiance to her. |
| 1575 | May–August | The Annals of the Four Masters records a drought, in which no rain fell "from Bealtaine to Lammas" (1 May to 1 August), resulting in disease and plague. |
| 1577 | November | The Annals of the Four Masters records that the Great Comet of 1577 "was wondered at by all universally". |
| 1579 | 16 July | Second Desmond Rebellion: James FitzMaurice FitzGerald, a cousin of the 14th Earl of Desmond, lands a small force of rebels at Dingle. |
| 1594 | The Nine Years' War commences in Ulster, as Hugh O'Neill and Red Hugh O'Donnell rebel against Elizabeth I's authority in Ulster. |
17th century
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| 1607 | 14 September | The Flight of the Earls: The departure from Ireland of Hugh O'Neill, 2nd Earl of Tyrone and Rory O'Donnell, 1st Earl of Tyrconnell. |
| 1609 | Plantation of Ulster by Scottish Presbyterians begins on a large scale. | |
| 1641 | 22 October | Irish Rebellion of 1641: Phelim O'Neill leads the capture of several forts in the north of Ireland. |
| 1642 | Irish Confederate Wars: The Irish Catholic Confederation is established, under the nominal overlordship of Charles I of England, with its capital at Kilkenny. | |
| rowspan="2" valign="top" | 1646 | 28 March | The Supreme Council of the Irish Catholic Confederation signs an agreement with a representative of Charles I, which procures some rights for Catholics in return for their military support of the royalists in England. |
| The members of the Supreme Council are arrested; the General Assembly renounces the agreement with England. | ||
| 1647 | A more favorable agreement is reached with Charles's representative, which promises toleration of Catholicism, a repeal of Poynings' Law, and recognition of lands taken by Irish Catholics during the war. | |
| 1690 | 1 July | Battle of the Boyne |
| 1691 | 12 July | Battle of Aughrim; One of the bloodiest fought in Ireland with up to 7,000 people killed |
| 1695 | The Education Act, one of a series of Penal Laws, is passed in 1695. It prohibits Catholics from sending their children to be educated abroad, and remains in place until 1782. |
18th century
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| 1740 | Extreme winters in successive years result in poor harvests, causing a large scale famine in which between 300,000 and 480,000 die. | |
| 1760 | February | Battle of Carrickfergus: A French invasion. |
| 1782 | After agitation by the Irish Volunteers, the Parliament of Great Britain passes a number of reforms—including the implicit repeal of Poynings' Law—collectively referred to as the Constitution of 1782. | |
| 1796 | December | Expédition d'Irlande: Attempted French invasion. |
| rowspan="4" valign="top" | 1798 | 24 May | Battle of Ballymore-Eustace: A miscarried surprise attack on the British garrison at Ballymore in County Kildare is counterattacked and defeated. |
| 22 August | Irish Rebellion of 1798: One thousand French soldiers land at Kilcummin in support of the rebellion. | |
| rowspan="2" valign="top" | 27 August | Battle of Castlebar: A combined French-Irish force defeats a vastly numerically superior British force at Castlebar. | |
| Irish Rebellion of 1798: The Republic of Connacht is proclaimed at Castlebar, in the first United Irishmen rebellion. |
19th century
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| 1801 | 1 January | Acts of Union 1800 comes into effect; the Kingdom of Ireland unites with Great Britain, forming the United Kingdom of Great Britain and Ireland. |
| 1803 | 23 July | Second United Irishmen rebellion: The Irish nationalist Robert Emmet attempts to seize Dublin Castle. |
| 1829 | 24 March | Catholic Emancipation: The Roman Catholic Relief Act 1829 is passed, allowing Catholics to sit in the UK Parliament. |
| 1831 | 3 May | Tithe War: A force of one hundred and twenty armed police forcibly takes possession of cattle belonging to a Roman Catholic priest, in lieu of his compulsory tithe to the Anglican Church of Ireland. |
| 1834 | 17 December | Dublin and Kingstown Railway is opened as the first commercial railway in Ireland. |
| 1836 | Tithe War: The passage of the Tithe Commutation Act 1836 reduces the amount of the church's tithe and changes the manner of payment, which largely ends the unrest. | |
| 1845–1849 | Great Irish Famine: A potato blight destroys two-thirds of Ireland's staple crop, leading to an estimated 1 million deaths and emigration of a further 1 million people.{{cite book |title=Irish Historical Statistics, Population, 1821/1971 |editor1-first=W.E |editor1-last=Vaughan |editor2-first=A.J |editor2-last=Fitzpatrick |publisher=Royal Irish Academy |year=1978 |isbn=978-0901714107 }} | |
| 1867 | 5 March | Fenian Rising. |
| 1879-1882 | The "Land War," a period of rural agitation for fair rents and free sale of land to liberate Irish peasants from generations of debt and tenancy. | |
| 1886 | 1st Home Rule Bill, also known as the Government of Ireland Bill 1886. | |
| 1893 | 2nd Home Rule Bill, also known as the Government of Ireland Bill 1893. |
20th century
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| valign="top" | 1913 | 19 August | A Dublin businessman, William Martin Murphy, fires forty workers he suspects belong to the Irish Transport and General Workers' Union (ITGWU). A resulting strike and related civil unrest, the Dublin Lockout, lasts from August 1913 to January 1914. |
| 1914 | 18 September | Government of Ireland Act is passed, providing for Irish Home Rule, but its application is simultaneously postponed for the duration of World War I.{{cite book|first=Peter|last=Cottrell|title=The War for Ireland, 1913-1923|location=Oxford|publisher=Osprey|year=2009|isbn=978-1-84603-9966|pages=14–15}} |
| valign="top" | 1916 | 24 April | Easter Rising: The Irish Republican Brotherhood leads an action which seizes key government buildings in Dublin, and issues the Proclamation of the Irish Republic. The Rising lasts til 29 April 1916. |
| rowspan="2" valign="top" | 1918 | 18 April | Acting on a resolution of Dublin Corporation, the Lord Mayor convenes a conference at the Mansion House to devise plans to resist conscription. |
| 14 December | A general election returns a majority for Sinn Féin. | |
| rowspan="2" valign="top" | 1919 | 21 January | The First Dáil of the Irish Republic meets and issues a Declaration of Independence from the UK. |
| 21 January | Irish War of Independence: Volunteers of the Irish Republican Army (IRA) kill two members of the Royal Irish Constabulary in what is considered to be the first act of the War of Independence. | |
| 1921 | 3 May | Northern Ireland is established. |
| 1921 | 6 December | Irish War of Independence: The War of Independence ends when negotiations between the British government and representatives of the de facto Irish Republic conclude with the signing of the Anglo-Irish Treaty and the creation of the Irish Free State. |
| 1922 | 28 June | Irish Civil War: Bombardment by Michael Collins of Anti-Treaty forces occupying the Four Courts marks the start of the Irish Civil War, |
| 1923 | 24 May | Irish Civil War: IRA Chief of Staff Frank Aiken orders volunteers to dump arms, effectively ending the Civil War. |
| 1925 | 17 September | An election was held for 19 of the 60 seats in Seanad Éireann. Single transferable vote was used, with the entire state forming a single 19-seat electoral district, the largest number of members elected in one contest in Irish history.{{cite web|url = https://www.ark.ac.uk/elections/h1925.htm | website = ark.ac.uk | title = "An exceedingly severe test" - The Irish Senate elections of 1925 }} |
| 1928 | 12 December 1928 | The new Irish Free State introduced its own currency from 1928, the Irish pound. |
| 1932 | June 1932 | The 31st International Eucharistic Congress, held in Dublin 22–26 June 1932. |
| 1937 | 29 December | The Constitution of Ireland comes into force, replacing the Irish Free State with a new state called "Éire", or, in the English language, "Ireland" |
| 1949 | 18 April | The Republic of Ireland Act abolishes the statutory functions of the British monarch in relation to Ireland and confers them on the President of Ireland. |
| 1955 | 14 December | Ireland joins the United Nations along with sixteen other sovereign states. |
| 1969 | August | Troops are deployed on the streets of Northern Ireland, marking the start of the Troubles. |
| 1972 | March | The Parliament of Northern Ireland is prorogued (and abolished later the following year). |
| 1973 | 1 January | Ireland joins the European Community along with the United Kingdom and Denmark. |
| 1973 | June | The Northern Ireland Assembly is elected. |
| 1974 | 1 January | A power-sharing Northern Ireland Executive takes office, but resigns in May as a result of the Ulster Workers' Council strike; the Assembly is suspended and later abolished. |
| 1979 | 29 September to 1 October | Pope John Paul II visited Ireland from Saturday, 29 September to Monday, 1 October 1979, the first trip to Ireland by a Pope. |
| 1985 | 15 November | The governments of Ireland and the United Kingdom sign the Anglo-Irish Agreement. |
| 1990 | 3 December | Mary Robinson becomes the first female President of Ireland. |
| 1995 | Ireland enters the Celtic Tiger period, a time of high economic growth which continues until 2007. | |
| 1998 | April | The Belfast Agreement is signed; as a result, the Northern Ireland Assembly is elected, to which powers are devolved in 1999 and a power-sharing Executive takes office. |
| 1999 | 1 January | Ireland yields its official currency, the Irish pound, and adopts the Euro. |