| YEAR | DATE | EVENT | GOVERNOR | 
| 1899 | 1 january | UK colony | Sir Hubert Edward Henry Jerningham | 
| 1900 | 4 december |  | Sir Cornelius Alfred Moloney | 
| 1904 | 30 august |  | Sir Henry Moore Jackson | 
| 1909 | 11 may |  | Sir George Ruthven Le Hunte | 
| 1916 | 1 june |  | Sir John Robert Chancellor | 
| 1922 | 1 january |  | Sir Samuel Herbert Wilson | 
| 1924 | 22 november |  | Sir Horace Archer Byatt | 
| 1930 | 22 march |  | Sir Alfred Claud Hollis | 
| 1936 | 17 september |  | Sir Arthur George Murchison Fletcher | 
| 1938 | 8 july |  | Sir Hubert Winthrop Young | 
| 1942 | 8 june |  | Sir Bede Edmund Hugh Clifford | 
| 1947 | 7 march |  | Sir John Valentine Wistar Shaw | 
| 1950 | 19 april |  | Sir Hubert Elvin Rance | 
| 1955 | 23 june |  | Sir Edward Betham Beetham |