Robert C. O'Brien

Ambassador Robert C. O Brien

Robert C. O'Brien is the Co-founder and chairman of American Global Strategies LLC. O’Brien was the 27th United States National Security Advisor from 2019-2021. Prior to serving as NSA, O’Brien was the Special Presidential Envoy for Hostage Affairs. O’Brien previously served as co-chairman of the U.S. Department of State Public-Private Partnership for Justice Reform in Afghanistan under both Secretaries of State Rice and Clinton.

Military Hardware: Tanks, Bombers, Submarines and More

Delaying the Navy’s F/A-XX Fighter Would Be a Big Mistake

Key Points and Summary – Delaying the US Navy’s F/A-XX sixth-generation fighter program to prioritize the Air Force’s F-47 would be a strategic mistake,...

Ambassador Robert C. O BrienJune 27, 2025

Ukraine War

Poland Wants Hundreds of M1 Abrams Tanks. America Must Deliver

Poland Needs More M1 Abrams Tanks. America Must Step Up: The Trump Administration is rightly seeking to revitalize our many U.S. alliances to reflect...

Ambassador Robert C. O BrienMarch 11, 2025

National Security Journal