Friend of murdered Nigerian environmental activist Ken Saro-Wiwa is one of the high-profile women featured by Cavan County Museum exhibition.

They campaigned against oil production in an area of the Niger Delta, claiming that it caused extreme environmental damage arising from years of exploitation. The group were later sent to prison and executed.

Winner of inaugural Ken Saro-Wiwa award announced as daughter of Ogoni activist and missionary nun recall his sacrifice for his people and homeland.

Letters document writer’s efforts to protect Ogoniland from Shell's drilling.