John Robert Bolton

John Robert Bolton (Nov 20, 1948) was the 3rd Under Secretary of State for Arms Control and International Security Affairs, United States Assistant Attorney General for the Civil Division, Assistant Secretary of State for International Organization Affairs, 27th United States National Security Advisor, Assistant Administrator of the United States Agency for International Development for Program and Policy Coordination, United States Assistant Attorney General for the Office of Legislative Affairs, and 25th United States Ambassador to the United Nations.