Royal supporters with greeting plate card to at Australian War Memorial to welcome Britain's King Charles and Queen Camilla visit in Canberra, Australia, Monday, Oct. 21, 2024. (AP Photo/Mark Baker, Pool)

Britain's King Charles III, center left, and Queen Camilla, center right, arrive to lay a wreath at the Australian War Memorial in Canberra, Australia, Monday, Oct. 21, 2024. (Brook Mitchell/Pool Photo via AP)

King Charles III and Queen Camilla arrive at the Australian War Memorial accompanied by Australian War Memorial Council Chair Kim Beazley, left, in Canberra, Australia, Monday, Oct. 21, 2024. (Brook Mitchell/ Pool Photo via AP)

Kim Beazley, third left, chair of Australian War Memorial Council, meets Britain's King Charles III, center, on the king's arrival with Queen Camilla, partially seen at rear center, in Canberra, Australia, Monday, Oct. 21, 2024.

Kim Beazley, third left, chair of Australian War Memorial Council, meets Britain's King Charles III, center, on the king's arrival with Queen Camilla, partially seen at rear center, in Canberra, Australia, Monday, Oct. 21, 2024.

Kim Beazley, third left, chair of Australian War Memorial Council, meets Britain's King Charles III, right, on the king's arrival with Queen Camilla in Canberra, Australia, Monday, Oct. 21, 2024.

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)

Australia's Governor-General Sam Mostyn, right, escorts Britain's King Charles III, front center, and Queen Camilla as they arrive at the Australian War Memorial in Canberra Monday, Oct. 21, 2024. (AP Photo/Mark Baker, Pool)