Britain's King Charles III, and Queen Camilla greets by public at the Australian War Memorial in Canberra, Monday, Oct. 21, 2024. (AP Photo/Mark Baker, Pool)

Britain's King Charles III, and Queen Camilla greets by public at the Australian War Memorial in Canberra, Monday, Oct. 21, 2024. (AP Photo/Mark Baker, Pool)

Britain's King Charles III, center, and Queen Camilla arrive at Defense Establishment Fairbairn in Canberra, Australia, Monday, Oct. 21, 2024. (Saeed Khan/Pool Photo via AP)

People wait to see Britain's King Charles III and Queen Camilla outside Parliament House in Canberra, Australia, Monday, Oct. 21, 2024. (David Gray/Pool Photo via AP)

A Nationhood pack is seen in Sydney, Thursday, Oct. 3, 2024, which includes a portrait of Britain's King Charles III and Queen Camilla that are available under a little-known government policy that says every Australian can request, and receive, a portrait of their monarch. (AP Photo/Rick Rycroft)