sentences:  During the George H. W. Bush administration, Libby was confirmed by the U.S. Senate as deputy under secretary of defense for policy, serving from 1992 to 1993.In 1992 he also served as legal adviser for the House Select Committee on U.S. National Security and Military/Commercial Concerns with the People's Republic of China.Libby co-authored the draft of the Defense Planning Guidance for the 1994–99 fiscal years (dated February 18, 1992) with Wolfowitz for Dick Cheney, who was then Secretary of Defense.