Question: Christopher Bassford is an American military historian, best known for his works on a Prussian military philosopher that died in what year? 
Sentence (from "Christopher Bassford"): He completed a Ph.D. in modern European history at Purdue University and became director of studies in the theory and nature of war at the U.S. Marine Corps (USMC) Command and Staff College, then associate professor of National Policy Issues at the U.S. Army War College.
Relevant evidence: No