1932 - Born on the 2nd of October in Longford.
1950 - Educated at St Mel's College.
- He joined Sinn Féin.
1951 - Joined the Irish Republican Army.
- Marched with the IRA at the unveiling of the Seán Russell monument in Fairview Park, Dublin.
1954 - Studied in University College Dublin, from where he graduated with a commerce degree (BComm) and certification in the teaching of the Irish language.
- Took a job teaching at Roscommon Vocational School, in Roscommon.
1955 - Ó Brádaigh led a ten-member IRA group in an arms raid on Hazebrouck Barracks, near Arborfield, Berkshire.
1956 - Trained the Teeling Column (one of the four armed units prepared for the Campaign) in the West of Ireland.
- Served as second in command of the Teeling Column and on 30th of December he partook in the Teeling Column attack on Royal Ulster Constabulary barracks in Derrylin, County Fermanagh.
- Arrested across the border in County Cavan by the Garda Síochána shortly after, tried, and jailed for six months in Mountjoy Prison.
1961-1962 - IRA chief of staff for a second time.
1962 - Authored of the statement ending the IRA's Border Campaign.
1970-1983 - He was voted chairman of the Caretaker Executive of Provisional Sinn Féin.
- October, he became president of the party.
2003 - Ruairí Ó Brádaigh speaking at the RSF Ard FheisHe remains a vociferous opponent of the Good Friday
2005 - Handed over a portion of his personal political papers detailing discussions between Irish Republican leaders and representatives of the British Government.
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