Events for September 02September 2, 1022Maelsechlainn II The Great, High King of Ireland, died.Maelsechlainn II The Great, High King of Ireland, died.Read MoreSeptember 2, 1752The Gregorian calendar is adopted in Ireland and Britain, 170 years after mainland Europe - 2 September is followed by 14 SeptemberRead MoreSeptember 2, 1731Birth of Sir Lucius OBrien, opposition politician, once described as a man who disagrees with the rest of mankind by thinking well of himselfRead MoreSeptember 2, 1649Siege of Drogheda beginsRead More