On 12th March 1941, the traditional presentation of the shamrock to a battalion of Royal Irish Fusiliers took place at Abercorn Barracks, Ballykinler, Co. Down.
On 22nd April 1941, His Royal Highness the Duke of Gloucester and senior military officers watched soldiers training and inspected battalions at Ballykinler, Co. Down.
On 11th March 1942, Anti-Aircraft Gun training took place at Ballykinler, Co. Down. Members of the A.T.S. recorded the results of the Royal Artillery testing.
On 25th June 1942, King George VI and Queen Elizabeth visited Ballykinler, Co. Down where they inspected American troops and observed military displays.
On 17th September 1942, Sergeants from 241st Light Anti-Aircraft Training Regiment instructed American military personnel on recognition of wartime aircraft before demonstrating the use of Bofors Anti-Aircraft guns at Ballykinler, Co. Down.