Democracy is not the absence of violence but I believe its the public trust on institutions.
Nigeria violence will obviously be concentrated on the muslim north since they are angry a Christian is winning in an election where a gentleman's agreement[remember our own MOU ] dictates a Muslim be elected a president due to the rotation agreement.
In the US we saw how Al-Gore and Bush had a tussle on florida election the supreme court had to intervene to calm the tension that was brewing.
In africa the problem come when forming our institutions like in Kenya we dont have a credible justice system leave alone the legislature.
'......to the acknowledgment of the mystery of God, and of the Father, and of Christ; 3 In whom are hid all the treasures of wisdom and knowledge.' Colossians 2:2-3