| 4 January 1993 |
Nigeria
|
Racism
|
Ogoni mobilize against oil extraction and environmental destruction
|
| 3 June 1991 |
Nigeria
|
BRICS
|
Abuja Treaty establishes an African Economic Community
|
| 1 October 1960 |
Nigeria
|
Racism
|
Nigeria gains independence from British rule
|
| 7 April 1921 |
Nigeria
|
Mathematics
|
Chike Obi is born
|
| 7 April 1921 |
Nigeria
|
Mathematics
|
Obi connects mathematics with political life
|
| 7 April 1921 |
Nigeria
|
Mathematics
|
A Nigerian mathematician builds postcolonial higher education
|
| 7 April 1921 |
Nigeria
|
Mathematics
|
Obi proves results on periodic solutions
|
