Events from the year 1399 in Ireland.
Incumbent Lord: Richard II (until 29 September), then Henry IV
Events
June–August: Richard II of England’s second expedition to Ireland, with inconclusive results. December: Henry IV ordered the implementation of the absentee act of 1380. This demanded that all who held lands, benefices, or offices in Ireland should go to reside there and defend the land against the 'Irish rebels'. Battle of Tragh-Bhaile: forces of the Norman Lordship of Ireland defeat those of Henry O Neill's sons.
Deaths 4 March – John FitzGerald, 4th Earl of Desmond, drowned. Gilla na Naemh Mac Aodhagáin, a professor of Judiciary.
References