General Mark Milley on Navigating Geopolitical Tensions
General Mark Milley joins the Council to discuss today’s geopolitical tensions, global risks, and shifting centers of power.
About This Event
Retired General Mark Milley served as the 20th Chairman of the Joint Chiefs of Staff, the nation’s highest-ranking military officer and principal military advisor to the President, Secretary of Defense, and National Security Council. His depth of knowledge and discernment of today’s geopolitical issues bring clarity to the shifting centers of global power and offer invaluable insight into the impact of current conflicts and risks. This off-the-record conversation is moderated by Council President and CEO Leslie Vinjamuri and presented in partnership with P33.
About the Speakers
Mark Milley
20th Chairman of the Joint Chiefs of Staff

Retired General Mark A. Milley served as the 20th Chairman of the Joint Chiefs of Staff, the nation's highest-ranking military officer, and the principal military advisor to the President, Secretary of Defense, and National Security Council. He retired Sept. 29, 2023. Prior to becoming Chairman on October 1, 2019, General Milley served as the 39th Chief of Staff of the U.S. Army.

President & Chief Executive Officer, Chicago Council on Global Affairs

Dr. Leslie Vinjamuri joined the Council in 2025 as the president and chief executive officer, after previously serving as director of the US and the Americas program at the Royal Institute of International Affairs, known as Chatham House, in London. She brings more than 20 years of experience working at the intersection of international affairs, research, policy, and public engagement.


Global Quantum Forum
This event is part of the Global Quantum Forum, a two-day event covering topics such as national security, policy, AI, energy, workforce, and more.