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| YEAR | DATE | EVENT | KING | PRIME MINISTER | GENERAL GOVERNOR |
| 1975 | 16 september | Independent under Commonwealth | queen Elisabeth II | Michael T. Somare (I) | Sir John Guise |
| 1977 | 1 march | Sir Tore Lokoloko | |||
| 1980 | 11 march | Julius Chan (I) | |||
| 1982 | 2 august | Michael T. Somare (II) | |||
| 1983 | 1 march | Sir Kingsford Dibela | |||
| 1985 | 21 november | Paias Wingti (I) | |||
| 1988 | 4 july | Rabbi Namalieu | |||
| 1989 | 1 matrch | Sir Ignatius Kilage | |||
| 1990 | 27 february | Sir Serei Eri | |||
| 1991 | 4 october | Dennis Young | |||
| 1991 | 11 november | Sir Wiwa Korowi | |||
| 1992 | 17 july | Paias Wingti (II) | |||
| 1994 | 30 august | Sir Julius Chan (II) | |||
| 1997 | 27 march | John Giheno | |||
| 1997 | 2 june | Sir Julius Chan (III) | |||
| 1997 | 22 july | Bill Skate | |||
| 1997 | 20 november | Sir Silas Atopare | |||
| 1999 | 14 july | Sir Mekere Morauta | |||
| 2002 | 5 august | Sir Michael Somare (III) | |||
| 2003 | 21 november | Bill Skate | |||
| 2004 | 20 january | Sir Pato Kakaraya | |||
| 2004 | 27 may | Sir Paulias Matane | |||
| 2010 | 13 december | Sam Abal | |||
| 2011 | 14 january | Sir Michael Ogio | |||
| 2011 | 17 january | Sir Michael Somare (IV) | |||
| 2011 | 2 august | Peter O'Neill | |||
| 2015 | 29 december | Francis Potape | |||
| 2017 | 28 february | Bob Dadae | |||
| 2019 | 30 may | James Marape | |||
| 2022 | 8 september | king Charles III |