| YEAR | DATE | EVENT | PRIME MINISTER | GOVERNOR |
| 1926 | Union to Fernando Poo in Spanish Equatorial Guinea | Miguel Núñez de Prado | ||
| 1931 | Gustavo de Sostoa y Sthamer | |||
| 1933 | Estanislao Lluesma García | |||
| 1934 | Ángel Manzaneque Feltrer | |||
| 1935 | Luis Sánchez Guerra Sáez | |||
| 1937 | Manuel de Mendívil y Elfo | |||
| 1937 | Juan Fontán y Lobé | |||
| 1941 | Mariano Alonso Alonso | |||
| 1943 | Juan Marián Bonelli Rubio | |||
| 1949 | Faustino Ruíz González | |||
| 1962 | Francisco Núñez Rodríguez | |||
| 1964 | 1 june | Spanish self governing protectorate | Bonifacio Ondó Edu | Pedro Latorre Alcubierre |
| 1966 | Víctor Suances Díaz del Río |