June 21 - Ocean liners carrying thousands of pilgrims from the United States, Lapland and the Netherlands arrive in Irish ports for the Eucharistic Congress.
June 22 - The 31st Eucharistic Congress opens in the Pro-Cathedral in the greatest gathering of Church digitaries that Ireland has ever seen.
June 23 - 200,000 men attend mass at a High Altar in the Phoenix Park.
June 24 - 200,000 women are addressed by the Archbishop of Edinburgh at mass in the Phoenix Park.
June 26 - Almost a million worshippers attend the Pontifical Mass in the Phoenix Park in the final ceremony of the Eucharistic Congress.
August 1 - At the Los AngelesOlympic Games, Bob Tisdell wins the 400-metre hurdles. Another Irishman, Dr. Pat O'Callaghan, wins gold in the hammer-throwing event.
September 26 - Éamon de Valera gives his inaugural speech as President of the League of Nations. He criticises complacent resolutions where the demand is for effective action.