The ancestral home of George Henry Moore was burned down during a conflict that ended on what date?
George Henry Moore (politician):  Their ancestral home, Moore Hall was burned down in 1923 by the anti-Treaty IRA during the Irish Civil War. Irish Civil War: The Irish Civil War (Irish: "Cogadh Cathartha na hÉireann" ; 28 June 1922 – 24 May 1923) was a conflict that followed the Irish War of Independence and accompanied the establishment of the Irish Free State, an entity independent from the United Kingdom but within the British Empire.
24 May 1923