Birth of Liam Cosgrave
Birth of Liam Cosgrave
Permanent historical records ยท Updated 2026-11-03
1920 in Ireland
Explore 41 historical events and records for Ireland in 1920.
Historical records for Ireland in 1920
Sorted by month and day. Records with no month are shown last. Showing 40 of 41 unique records.
41Unique records
1 of 2Page
18Named events on this page
25Named people on this page
3Places on this page
April
November
Bloody Sunday
Is killed during the Croke Park shooting.
Bloody Sunday
Participates in attacks on British intelligence targets.
Bloody Sunday
Is killed when shots are fired at the match crowd.
Bloody Sunday
Is killed in Dublin Castle after the day's violence.
Bloody Sunday
Is killed in Dublin Castle custody.
Bloody Sunday
IRA intelligence operations kill British intelligence officers in Dublin.
Bloody Sunday
Commands IRA men in the morning operations.
Bloody Sunday
The killings intensify the political crisis of the independence war.
Bloody Sunday
British administration is shaken by the Dublin violence.
Bloody Sunday
Faces criticism over Crown forces in Ireland.
Bloody Sunday
Is killed when Crown forces open fire at Croke Park.
Bloody Sunday
Witnesses panic as the crowd flees the shooting.
Bloody Sunday
Takes part in IRA operations against intelligence targets.
Bloody Sunday
British command faces crisis after the day's violence.
Bloody Sunday
Is killed in custody at Dublin Castle that night.
Bloody Sunday
Is among the officers killed in the morning attacks.
Bloody Sunday
Supports IRA command during the Dublin operations.
Bloody Sunday
Dies in the violence at Croke Park.
Bloody Sunday
Is killed during attacks on British intelligence personnel.
Bloody Sunday
Crown forces enter the ground during the football match.
Other events (month unknown)
Bounty
The British offer a bounty of ล10,000 for information leading to the capture or death of Michael Collins
British Intelligence Network Disrupted
The morning attacks struck personnel associated with British intelligence and became one of the conflicts most consequential operations.
British Officers Killed
A number of British officers were killed during the morning IRA attacks, escalating the conflict in Dublin.
British Security Response Questioned
The deaths at Croke Park and Dublin Castle intensified scrutiny of British military and policing methods in Ireland.
Civilian Killed at Croke Park
Tom Ryan was one of the civilian victims of the shootings at the Gaelic football ground.
Crowd Panic at Stadium
Bernard Traynor died in the Croke Park violence as spectators tried to escape the gunfire and confusion.
Dail Eireann
Helps found the Dail Eireann, Irish Assembley. Appointed Leader of the Dail Eireann, Irish Assembley
Dail Eireann
Refuses to sit in the British Parliament
Dail Eireann
Joins Nationalists in forming the Irish Assembly, the Dail Eireann
Dublin Castle Deaths Disputed
British authorities claimed prisoners were shot while attempting escape, an account heavily disputed by Irish nationalists.
Election
In the local elections Sinn Fein win control of all the county councils except Antrim, Down, Londonderry and Armagh. In the 1920 city council elections, Sinn Fein gain control of ten of the twelve city councils in Ireland, only Belfast and Derry remain under Unionist and IPP (respectively) control
Flying Columns
Collins is credited with organising the IRAs guerrilla "flying columns" but the main organiser is Dick McKee
Flying Columns
Collins is credited with organising the IRAs guerrilla "flying columns" but the main organiser is Dick McKee
Football Match Interrupted
Crown forces entered Croke Park during a Gaelic football match and fired into the crowd, killing spectators and a player.
Intelligence Targets Selected
The IRA intelligence operation directed by Collins targeted suspected British intelligence personnel across Dublin.
IRA Strategy After Raids
The IRA leadership assessed the effects of the intelligence operation during a sharp escalation of the independence struggle.
Leader Dail Eireann
Appointed Leader of the Dail Eireann, Irish Assembley
Morning Raids Coordinated
IRA volunteers struck at several addresses during coordinated attacks intended to disrupt British intelligence operations.
Prisoners Killed in Custody
IRA prisoners Dick McKee and Peadar Clancy were killed at Dublin Castle during the night after the attacks.
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.