At Admiralty House, the Governor-General as Patron, and Lady Cosgrove hosted a reception for Life Education Australia to mark the launch of the Life Education Foundation.

On Thursday 3 September 2015, at Government House, Canberra, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), presided over a meeting of the Federal executive Council.

Afterwards, at the Australian War Memorial, the Governor-General and Lady Cosgrove as guests of the Chairman, Rear Admiral Ken Doolan AO RAN (Retd), attended a Ceremony to commemorate Australian National Flag Day.

At the Australian War Memorial, the Governor-General and Lady Cosgrove as guests of the Chairman, Rear Admiral Ken Doolan AO RAN (Retd), attended a Ceremony to commemorate Australian National Flag Day.

At Government House, the Governor-General and Lady Cosgrove, hosted a morning tea for the launch of the DVD series “The Australian SAS; The Untold History”.

At Government House, the Governor-General and Lady Cosgrove hosted an afternoon tea on the occasion of the 75th anniversary of the Royal Australian Air Force Chaplain Branch.

On Wednesday 2 September 2015, at Government House, Adelaide, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd) and Lady Cosgrove met with the Governor of South Australia, His Excellency the Honourable Hieu Van Le AO and Mrs Lan Le.

Afterwards, at Western Adelaide Domestic Violence Service, the Governor-General and Lady Cosgrove as guests of the Executive Director, Central Domestic Violence Services, Ms Maria Hagias met with staff, clients and supporters.

At Government House, Adelaide, the Governor-General and Lady Cosgrove met with the Governor of South Australia, His Excellency the Honourable Hieu Van Le AO and Mrs Lan Le.

At Adelaide Pavilion, the Governor-General and Lady Cosgrove, as guests of the President, Emeritus Professor John Cooper, attended a lunch hosted by The Commonwealth Club of Adelaide, at which the Governor-General made the keynote address.

On Tuesday 1 September 2015, at the Horseshoe Lines, RAAF Base Edinburgh, South Australia, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd) and Lady Cosgrove as guests of the Commanding Officer, 7th Battalion, The Royal Australian Regiment, Lieutenant Colonel David McCammon DSM, attended a memorial service and brunch to mark the 50th anniversary of the founding of the 7th Battalion.

At the Horseshoe Lines, RAAF Base Edinburgh, South Australia, the Governor-General and Lady Cosgrove as guests of the Commanding Officer, 7th Battalion, The Royal Australian Regiment, Lieutenant Colonel David McCammon DSM, attended a memorial service and brunch to mark the 50th anniversary of the founding of the 7th Battalion.