Francis P. Sempa is an attorney, an adjunct professor of political science at Wilkes University, and a former contributing editor to American Diplomacy. Mr. Sempais is the author of “Geopolitics: From the Cold War to the 21st Century,” “America’s Global Role: Essays and Reviews on National Security,” “Geopolitics and War, and Somewhere in France,” “Somewhere in Germany: A Combat Soldier’s Journey through the Second World War.” He has written lengthy introductions to two of Mahan’s books, and has written on historical and foreign policy topics for The Diplomat, Joint Force Quarterly, the Washington Times, The American Spectator, and other publications. He also writes a monthly column Best Defense for RealClearDefense.