J. Daniel Howard Carlucci and his deputy, General Colin Powell. Howard focussed on arms control issues and remained through the signing of the Intermediate-Range Nuclear Forces Treaty in January 1988. He also dealt with many issues associated with the Iran–Contra affair. On December 21, 1987, President Reagan nominated Howard to serve as Assistant Secretary of Defense (Public Affairs) and Howard would hold this post from February 1988 through May 1989. He worked for Secretary of Defense Frank Carlucci and dealt with the aftermath of the shooting down of Iran Air Flight 655 by the U.S.S. "Vincennes" and the explosion of a gun mount
Assistant Secretary of Defense for Nuclear, Chemical & Biological Defense Programs Assistant Secretary of Defense for Nuclear, Chemical & Biological Defense Programs. The Deputy Assistant Secretary of Defense for Chemical and Biological Defense oversees development of Chemical, Biological, Radiological and Nuclear (CBRN) defenses to protect national interests at home and abroad, handling Department of Defense efforts related to: and The Deputy Assistant Secretary for Nuclear Matters is primarily the focal point for activities and initiatives related to sustaining a safe, secure, and effective nuclear deterrent and countering threats from nuclear terrorism and nuclear proliferation. This office serves as a primary point of contact for Congress, other agencies, and the public for