| YEAR | DATE | EVENT | PRESIDENT | PRIME MINISTER | 
| 1956 | 1 january | Republic | `Abd al-Fattah Muhammad al-Magrabi, Muhammad Ahmad Yasin, Ahmad Muhammad Salih, Muhammad `Uthman ad-Dardiri, Siricio Iro Wani | Isma`il al-Azhari | 
| 1956 | 5 july |  |  | `Abd Allah Khalil | 
| 1958 | 18 november |  | gen. Ibrahim Abboud | gen. Ibrahim Abboud | 
| 1964 | 30 october |  |  | Sirr al-Khatim al-Khalifah | 
| 1964 | 16 november |  | Sirr al-Khatim al-Khalifah |  | 
| 1964 | 3 december |  | `Abd al-Halim Muhammad (I), Tijani al-Mahi, Mubarak Shaddad, Ibrahim Yusuf Sulayman, Luigi Adwok Bong Gicomeho (I) |  | 
| 1965 | 10 june |  | `Abd al-Halim Muhammad (II), Isma`il al-Azhari, Khidr Hamad, `Abd Allah al-Fadil al-Mahdi, Luigi Adwok Bong Gicomeho (II) | Muhammad Ahmad Mahjoub | 
| 1965 | 8 july |  | Isma`il al-Azhari |  | 
| 1966 | 27 july |  |  | Sadiq al-Mahdi (I) | 
| 1967 | 18 may |  |  | Muhammad Ahmad Mahjoub | 
| 1969 | 25 may | Democratic Republic | gen. Gaafar Nimeiry (I) | Abu Bakr Awadalla | 
| 1969 | 27 october |  |  | gen. Gaafar Nimeiry (I) |