170112-N-RX668-024 NEWPORT, R.I. (Jan. 12, 2017) David Kohnen, professor of maritime history at the Center of Naval Warfare Studies and College of Operational and Strategic Leadership at U.S. Naval War College (NWC), provides opening remarks during the first Maritime History Symposium held at NWC. The symposium was hosted by NWC's Maritime History Center and covered various U.S. naval strategies used during the World War I. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jess Lewis/Released)