Graduation Lecture by His Excellency, Brigadier General (Rtd) Julius Maada Bio, President of the Republic of Sierra Leone, at the National Defence College, Nigeria – 30 July 2019 By State House Media and Communications Unit on July 30, 2019 in President Speeches, Press Releases Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Press Releases & Speeches