|
|
| YEAR | DATE | EVENT | PRESIDENT | PRIME MINISTER |
| 1971 | 19 april | Republic | Christopher Okro Cole | |
| 1971 | 21 april | Siaka P. Stevens | Sorie Ibrahim Koroma | |
| 1975 | 8 july | Christian A. Kamara-Taylor | ||
| 1978 | 15 june | - | ||
| 1985 | 28 november | gen. Joseph Saidu Momoh | ||
| 1992 | 30 april | Yahya Kanu | ||
| 1992 | 1 may | cap. Valentine Strasser | ||
| 1996 | 17 january | Julius Maada Bio (I) | ||
| 1996 | 29 march | Ahmad Tejan Kabbah (I) | ||
| 1997 | 25 may | col. Johnny Paul Koroma | ||
| 1998 | 10 march | Ahmad Tejan Kabbah (II) | ||
| 1998 | 10 march | Ahmad Tejan Kabbah (II) | ||
| 2007 | 17 september | Ernest Bai Koroma | ||
| 2018 | 4 april | Julius Maada Bio (II) |