Ballyhalbert Airfield, Ballyhalbert, Co. Down Ballyhalbert airfield operated as RAF Ballyhalbert, RNAS Ballyhalbert, and HMS Corncrake throughout World War Two between 1941 and its closure in mid-1946. Previous Next Remembering the Fallen Patrick McGowan Rifleman Before the Second World War, Rifleman Patrick McGowan of 1st Battalion Royal Ulster Rifles' death on 24th October 1937 caused a political outcry. Shane Edward Robert O’Neill Lieutenant Colonel | 36738 Lieutenant Colonel Shane Edward Robert O'Neill was in command of the North Irish Horse in Italy at his time of death on 24th October 1944.