Former President Olusegun Obasanjo, the Director General, World Trade Organisation, Dr Ngozi Okonjo-Iweala, and a former president, Nigeria Bar Association, Olisa Agbakoba, among other notable Nigerians proffered solutions to the challenges facing the country. They spoke on Saturday at the 113th anniversary of King’s College. The anniversary lecture titled, ‘Building the Nigeria of our dreams,’