The fourth presentation at the Teaching Military History Institute entitled "Why Does America Go to War?" This History Institute was sponsored by FPRI's Madeleine and W.W. Keen Butcher History Institute, the First Division Museum at Cantigny ( a division of the Robert R. McCormick Foundation), Carthage College, and FPRI's Center for the Study of America and the West. These remarks were made at the First Division Museum at Cantigny in Wheaton, IL, on March 25, 2017.