Which Nigeria President (past and Present) can be celebrated like Nelson Mandela

Remembering Mandela The Great Legend
Freedom fighter, prisoner, moral compass and South Africa's symbol of the struggle against racial oppression
Mandala was in prison for 27, He was freed in 1990
He was the first Back African President
He brought unity to His time
He came from one of the smallest village in South Africa (Qunu)
He is an Icon to Africans
Mandela's fight for equality

Now here are my question to all Nigeria (ns):

1. Which Nigeria President (past and Present) can be celebrated like Nelson Mandela
2. Who can say i united Nigerians
3. Who can say i fought for equality for Nigerians etc