A similar annual speech is also delivered by the Mayor of Nagasaki since 1948.
Some of the memorial ceremonies were marked by statements by additional leaders than just the mayor of Hiroshima.
[1] The 2nd ceremony in 1948 was attended by the Australian Commander of the British Commonwealth Occupation Force Gen. Horace Robertson.
[2] The 1971 ceremony was the first attended by a Japanese prime minister Eisaku Satō.
UN General Assembly president Hamilton Shirley Amerasinghe was among the speakers.