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| YEAR | DATE | EVENT | EMIRE |
| 1170 | Benin Kingdom | Oranmiyan | |
| 1200 | x | ||
| 1689 | Oreoghenen | ||
| 1700 | Ewuakpe | ||
| 1712 | Ozuere | ||
| 1713 | Akenzua I "Nisonorho" | ||
| 1735 | Eresonyen | ||
| 1750 | Akengbuda | ||
| 1804 | Obanosa | ||
| 1816 | Ogbebo | ||
| 1816 | Osemwede | ||
| 1848 | Adolo | ||
| 1888 | Ovonrramwen Nogbaisi | ||
| 1914 | 24 july | Eweka II | |
| 1933 | 2 february | Akenzua II | |
| 1991 | 27 august | State of Nigeria |