Dated events associated with this case. Each event is a shared record: the same event appears identically wherever it is relevant.
· Declaration
Over 100 self-determination groups declared a Yoruba nation independent of Nigeria.
Significance here: The founding modern political declaration of the Oduduwa/Yoruba Nation independence campaign.
· Other
A state security raid on Igboho's home and his subsequent arrest in Benin Republic became a defining moment for the movement.
Significance here: The most significant confrontation between the Nigerian state and the movement's most prominent activist.
Dates show their real precision. Approximate or uncertain dates are labelled and never converted into an exact day.