January • 1 January – Ireland joined the
European Economic Community (EEC) along with the United Kingdom and Denmark. • 5 January – The
Fifth Amendment of the Constitution of Ireland was signed into law, removing the "special position" of the
Roman Catholic Church and recognition of certain other named religions. • 6 January –
Patrick Hillery was appointed Social Affairs Commissioner of the EEC.
February • 28 February – The
National Coalition of the
Fine Gael party and
Labour Party won the
general election, ending 16 years of
Fianna Fáil party government.
March • 8 March •
Northern Ireland sovereignty referendum (the "Border Poll"): 98.9percent of voters wanted Northern Ireland to remain within the United Kingdom. Turnout was 58.7percent overall, but fewer than one percent among Catholics. •
Provisional Irish Republican Army (IRA) bombs exploded in
Whitehall and the
Old Bailey in
London. • 14 March – The new
Taoiseach (prime minister),
Liam Cosgrave, received his seal of office from
President Éamon de Valera at the President's residence,
Áras an Uachtaráin. • 25 March – The first edition of the
Sunday World newspaper, printed in Dublin, went on sale.
April • 2 April – The
Civil Authorities (Special Powers) Act (Northern Ireland) 1922 was replaced by the
Northern Ireland (Emergency Provisions) Act abolishing the death penalty for murder in Northern Ireland and establishing the
Diplock courts. • 11 April – The funeral took place of the former Archbishop of Dublin,
John Charles McQuaid. • 16 April – IRA chief
Seán Mac Stíofáin was freed from jail. • 28 April – Six men, including
Joe Cahill, were arrested by the
Irish Naval Service off
County Waterford on board a coaster carrying five tons of weapons destined for the IRA.
May • 30 May – In the
1973 presidential election, Fianna Fáil party candidate
Erskine Childers beat Fine Gael party candidate
Tom O'Higgins, and was inaugurated at
Dublin Castle, on his father's birthday anniversary on June 25th, as Ireland's fourth president.
June • 6 June –
Irish Continental Line (a joint venture between
Irish Shipping Limited, Fearnley & Eger and Swedish company
Lion Ferry) began operation with MS
Saint Patrick on the
Rosslare–
Le Havre route. • 24 June – President Éamon de Valera retired from office aged 90. He travelled to
Boland's Mill, where he was positioned during the
Easter Rising. The motorcade then proceeded to Talbot Lodge nursing home in
Blackrock where he spent his retirement. • 28 June – The
Northern Ireland Assembly election took place. The
Secretary of State for Northern Ireland, a
UK cabinet office created in 1972, took over the functions of the Governor on 20 December 1973 under
letters patent. • 31 July • The
Civil Service (Employment of Married Women) Act became law, ending the
marriage bar which had prevented married women from working in the civil service. The marriage bar in the wider public sector ended the following year. • The first sitting of the
Northern Ireland Assembly took place.
September • 1 September • The deepest underwater rescue ever performed took place 150 miles southwest of
County Cork when the submarine
Pisces III got into difficulties while laying a transatlantic telephone cable on the seabed. The crew,
Roger Mallinson and Roger Chapman, were rescued by an international group of vessels after three days, having sunk to a depth of 1,575 feet below sea level on 29 August. • The
27 Infantry Battalion of the
Irish Army was formed, with headquarters at
Aiken Barracks,
Dundalk.
October • 10 October – The
Dalai Lama Tenzin Gyatso, on his first visit to Ireland, went to Áras an Uachtaráin where he was welcomed by President Childers. END OF DATE UNCERTAIN NOTE--> • 31 October –
Mountjoy Prison helicopter escape: Three IRA prisoners escaped from
Mountjoy Prison in Dublin in a hijacked helicopter that landed in the prison yard.
November • 1 November –
James Flanagan became the first Roman Catholic
Chief Constable of the
Royal Ulster Constabulary.
December • 9 December – The
Sunningdale Agreement was signed by British Prime Minister
Edward Heath,
Taoiseach Liam Cosgrave,
Brian Faulkner,
Gerry Fitt and
Oliver Napier. • 19 December – In the landmark case
McGee v The Attorney General, the
Supreme Court ruled that married couples enjoy the right to privacy in their relationships, thus paving the way for such couples to use contraception legally. == Arts and literature ==