A reunion of five former national security advisors-- who worked together as an informative consultative body known as the "Quint" from 2017-2018-- provides perspective on transatlantic cooperation. Hoover Senior Fellow H.R. McMaster is joined by Ambassador Mark Sedwill from the UK, Ambassador Mariangela Zappia from Italy, Ambassador Christoph Heusgen from Germany, and Ambassador Philippe Étienne from France to reflect on their experiences together and consider contemporary challenges to security and prosperity. H.R. McMaster in conversation with Ambassador Mark Sedwill, Ambassador Mariangela Zappia, Ambassador Christoph Heusgen, and Ambassador Phillippe Etienne on Wednesday, March 23, 2023. ABOUT THE SPEAKERS H. R. McMaster is the Fouad and Michelle Ajami Senior Fellow at the Hoover Institution, Stanford University. He is also the Bernard and Susan Liautaud Fellow at the Freeman Spogli Institute and lecturer at Stanford University’s Graduate School of Business. He was the 25th assistant to the president for National Security Affairs. Upon graduation from the United States Military Academy in 1984, McMaster served as a commissioned officer in the United States Army for thirty-four years before retiring as a Lieutenant General in June 2018. Mark Sedwill, Baron Sedwill of Sherborne KCMG FRGS, is Chairman of the Atlantic Futures Forum, Chairman of the G7 Panel on Global Economic Resilience, and a cross-bench member of the UK Parliament’s House of Lords. He is a senior adviser to Rothschild & Co. He was Cabinet Secretary & Head of the Civil Service (2018-20), National Security Adviser (2017-20), Permanent Secretary at the Home Office (2013-17), and HM Ambassador and NATO Representative in Afghanistan (2009-11). Ambassador Mariangela Zappia is Ambassador of Italy to the United States of America. Previously she served as the Diplomatic Advisor and Sherpa to the Prime Minister of Italy and as Permanent Representative of Italy to the North Atlantic Treaty Organization (NATO). Ambassador Christoph Heusgen is Chairman of the Munich Security Conference. Philippe Etienne is the former Ambassador of France to the United States. He previously held numerous posts within the Ministry for Europe and Foreign Affairs, notably including Ambassador of France to Romania (2002-2005), Director of the Cabinet of the Minister of Foreign and European Affairs (2007-2009), Permanent Representative of France to the European Union (2009-2014), Ambassador of France to Germany (2014-2017) and most recently, Diplomatic Adviser to the President (2017-2019). ABOUT THE SERIES Battlegrounds provides a needed forum with leaders from key countries to share their assessment of problem sets and opportunities that have implications for U.S. foreign policy and national security strategy. Each episode features H.R. McMaster in a one-on-one conversation with a senior foreign government leader to allow Americans and partners abroad to understand how the past produced the present and how we might work together to secure a peaceful and prosperous future. “Listening and learning from those who have deep knowledge of our most crucial challenges is the first step in crafting the policies we need to secure peace and prosperity for future generations.” For more information, visit: https://www.hoover.org/battlegrounds_perspectives. Pick up a copy of "Battlegrounds: The Fight To Defend The Free World," by H.R. McMaster here - https://www.hoover.org/research/battlegrounds-fight-defend-free-world.