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| YEAR | DATE | EVENT | KING/PRESIDENT | PRIME MINISTER | GENERAL GOVERNOR |
| 1962 | 9 october | Independent into Commonwealth | queen Elisabeth II | Milton Obote | Sir Walter Fleming Coutts |
| 1963 | 9 october | Federal Republic | Sir Edward Mutesa king of Buganda | Milton Obote | |
| 1966 | 15 april | Republic | Milton Obote (I) | - | |
| 1971 | 25 january | gen. Idi Amin Dada | |||
| 1979 | 13 april | Yusufu K. Lule | |||
| 1979 | 20 june | Godfrey L. Binaisa | |||
| 1980 | 12 may | Paul Muwanga | |||
| 1980 | 22 may | Saulo Musoke, Polycarp Nyamuchoncho, Yoweri Hunter Wacha-Olwol | |||
| 1980 | 15 december | Milton Obote (II) | Erifasi Otema Allimadi | ||
| 1985 | 27 july | gen. Basilio Olara Okello | Paulo Muwanga | ||
| 1985 | 25 august | Abraham Waligo | |||
| 1986 | 26 january | Yoweri Museveni (I) | Samson Kisekka | ||
| 1991 | 22 january | George Cosmas Adyebo | |||
| 1994 | 18 november | Kintu Musoke | |||
| 1999 | 5 april | Apolo Nsibambi | |||
| 2014 | 18 september | Ruhakana Rugunda | |||
| 2016 | 18 february | Yoweri Museveni (II) | |||
| 2021 | 21 june | Robinah Nabbanja |