1922 in Ireland

Events from the year 1922 in Ireland.

Incumbents

Governor-General: Tim Healy (from 6 December 1922)
Chairman of the Provisional Government:
Michael Collins (from 16 January 1922 until 22 August 1922)
W. T. Cosgrave (from 22 August 1922 until 6 December 1922)
President of the Executive Council: W. T. Cosgrave (from 6 December 1922)
Vice-President of the Executive Council: Kevin O'Higgins (CnaG) (from 6 December 1922)
Minister for Finance:
Michael Collins (CnaG) (until 22 August 1922)
W. T. Cosgrave (CnaG) (from 22 August 1922)
Dáil:
2nd (until 8 June 1922)
3rd (from 9 September 1922)
Seanad: 1922 Seanad (from 6 December 1922)

Events

January–February

2 January – the first edition of the newspaper Poblacht na hÉireann is published. It is established by Irish republican opponents to the Anglo-Irish Treaty who declare their fealty to the Irish Republic.
6 January – the terms of the Anglo-Irish Treaty are published. Éamon de Valera offers his resignation as president.
7 January – Dáil Éireann votes on the Treaty following Arthur Griffith's motion for approval. The result is 64 in favour and 57 against.
9 January – Éamon de Valera fails to be re-elected as President of the Irish Republic.
10 January – Arthur Griffith is elected President of the Provisional Government. Michael Collins becomes Minister for Finance. De Valera and 56 of his supporters walk out of Dáil Éireann.
12 January – the Government of the United Kingdom releases remaining Irish prisoners captured in the War of Independence.
16 January
The Provisional Government of Ireland first meets as a transitional entity to ensure the establishment of the Irish Free State by the end of 1922.
Dublin Castle is handed over to the Irish Republican Army (IRA).
The 2nd Southern Division of the Irish Republican Army, led by Ernie O'Malley, repudiates the authority of its GHQ.
30 January – the first meeting of the committee to draft a constitution for the Irish Free State takes place under the chairmanship of Michael Collins.
31 January
The first unit of the new National Army, a former IRA unit of the Dublin Guard, takes possession of Beggars Bush Barracks, the first British military transfer to the new State (formal handover 1 February).
The first edition of Iris Oifigiúil is published: it is the newspaper of record of the state and replaces The Dublin Gazette (7 November 1705–27 January 1922).
7 February – at the opening of the Parliament of the United Kingdom in Westminster, King George V of the United Kingdom says that the world is anxiously awaiting the final establishment of the Irish Free State.
10 February – the Irish Free State (Agreement) Act 1922 is introduced in the British House of Commons. It provides for the dissolution of the Parliament of Southern Ireland and the election of a parliament to which the Provisional Government will be responsible.
11 February – Clones Affray (County Monaghan): gun battle at Clones railway station between IRA volunteers and members of the Ulster Special Constabulary travelling to Belfast; five killed.
12 February – at the launch of the Republican Party, Éamon de Valera says that the Treaty denies the sovereignty of the Irish people.
17 February – existing British postage stamps issued with overprint Rialtas Sealadach na hÉireann 1922.
18 February – Liam Forde, Officer Commanding the Irish Republican Army Mid-Limerick Brigade, proclaims that it no longer recognises Collins's authority.
February – the Civic Guard – predecessor of the Garda Síochána – is established as a police force to replace the Royal Irish Constabulary in areas outside Dublin and Ulster.

March–April

22 March – senior officer Rory O'Connor declares that the Irish Republican Army will no longer obey Dáil Éireann.
1 April
The British Government orders the release of all Irish prisoners in British prisons convicted of sedition.
The Irish Post Office takes over responsibility for its own operations.
26–28 April – Dunmanway killings: Thirteen Protestant men, suspected of involvement as or with informants to the British Army, are killed in and around Dunmanway, County Cork.
14 April – Rory O'Connor, with 200 other anti-Treaty Irish Republican Army men under his command, occupies the Four Courts building in the centre of Dublin in defiance of the Provisional Government.
26 April – the Irish Catholic Church hierarchy implores the people of Ireland to accept the Treaty and to make the best of the freedom which it brings.

May–June

4 May – a conference at the Mansion House, Dublin, between both sections of the Irish Republican Army secures a three-day truce.
15 May – the Civic Guard Mutiny begins in Kildare.
16 May – the final group of British troops leave the Curragh Camp.
19 May – the Irish Republican Army, with Collins's covert support, attempts to launch a "Northern Offensive" in Ulster.
June – the first aircraft of the Air Corps arrives at Baldonnel Aerodrome.
1 June – official founding of the Royal Ulster Constabulary.
12 June – at Windsor Castle in England, King George V receives the colours of the six Irish regiments that are to be disbanded – the Royal Irish Regiment, the Connaught Rangers, the South Irish Horse, the Prince of Wales's Leinster Regiment, the Royal Munster Fusiliers and the Royal Dublin Fusiliers.
16 June – pro-treaty candidates receive 75 percent of the vote in the general election.

thumb|right|300px|30 June – the [[Four Courts on fire during the Battle of Dublin.]]

22 June – IRA agents assassinate British field marshal Sir Henry Wilson in London (they are sentenced to death on 18 July).
28 June – the Irish Civil War and Battle of Dublin begin when the National Army, using artillery loaned by the British, begins to bombard the anti-Treaty Irish Republican Army forces occupying the Four Courts.
29 June – the National Army storms the Four Courts, taking 33 prisoners with the loss of three of their men.
30 June – there is a major explosion in the Four Courts. On orders from Oscar Traynor, Ernie O'Malley surrenders the garrison to Brigadier General Paddy Daly of the Free State's Dublin Guard. Three republicans have died in the siege.

July–August

4 July – the anti-Treaty Irish Republican Army captures Skibbereen and Listowel, effectively clearing pro-Treaty troops from County Cork and establishing the "Munster Republic".
10 August – the National Army secures the city of Cork; end of the "Munster Republic".
26 October – the standing committee of Sinn Féin last meets before the party de facto dissolves.

November–December

17 November – four IRA prisoners are executed by firing squad at Kilmainham Gaol after conviction by an Irish military court for the unlawful possession of guns.
24 November – Erskine Childers is executed by firing squad at Beggars Bush Barracks after conviction by an Irish military court for the unlawful possession of a gun, a weapon presented to him by Michael Collins in 1920 as a gift.