Secretary Gates addresses the audience. Secretary of Defense Robert M. Gates addresses the audience during the inaugural Dean Acheson lecture, hosted by the U.S. Institute of Peace, in Washington, D.C., on Oct. 15, 2008. The U.S. Institute of Peace, established by Congress in 1984, is an independent nonpartisan institution whose goal is to help prevent and resolve violent international conflicts, promote post-conflict stability and development and increase conflict management capacity, tools, and intellectual capital worldwide. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 515917-P-NWV56-037.jpg Photo Gallery