BELGRADE – SERBIA

500+ participants / 80+ speakers / 20+ panels
BSC2023

11-13 OCTOBER

Thomas Countryman

Board Chairman, Arms Control Association

Thomas Countryman was the acting undersecretary of state for arms control and international security. He served for 35 years as a member of the U.S. Foreign Service until January 2017, achieving the rank of minister-counselor, and was appointed in October 2016 to the position of acting undersecretary of state. He simultaneously served as assistant secretary of state for international security and nonproliferation, a position he had held since September 2011.