On Tuesday 21 July 2026, Her Excellency the Honourable Ms Sam Mostyn AC, as guest of His Excellency the Honourable Jay Weatherill AO, Australian High Commissioner to the United Kingdom, visited the Australian War Memorial in London, United Kingdom.

Then, the Governor-General was received in Audience by His Majesty King Charles III at Clarence House in London, United Kingdom.

Afterwards, the Governor-General travelled from London, United Kingdom to Cambridge, United Kingdom.

In the afternoon, the Governor-General, as guest of Lindsay Hooper, Chief Executive Officer, Cambridge Institute for Sustainability Leadership, conducted a tour of the Cambridge Institute for Sustainability Leadership, the Cambridge Museum of Archaeology and Anthropology, and the Trinity College Wren Library at Cambridge University in Cambridge, United Kingdom.

In the evening, the Governor-General, as guest of Dame Polly Courtice DBE LVO DL, Emeritus Director and Senior Ambassador, Cambridge Institute of Sustainability Leadership, attended a dinner at Garden House in Cambridge, United Kingdom.