Nigeria, May 1 -- Harrison Gwamnishu, the senior special assistant on Civil Society and Youth Mobilisation to Governor Sheriff Oborevwori of Delta State, has resigned his appointment.

Mr Gwamnishu, in his resignation letter dated 25 April and addressed to Mr Oborevwori, cited the security situation in the oil-rich South-south state as the reason for his resignation.

He said he had brought the issue to the governor's attention, but Mr Oborevwori did not address it.

"Despite numerous messages, calls, blueprint documents aimed at addressing these pressing concerns, have all been thrown out, I have come to the unfortunate realisation that meaningful solutions are not being accepted by your administration.

"As a civil rights leader, I acce...