GZERO World with Ian Bremmer
How 9/11 reshaped America and the world
25 years after 9/11, has America learned the lessons of the war on terror—or is it repeating the same mistakes? Former Defense Secretary Mark Esper reflects on the post-9/11 era, the war with Iran, and why China is the biggest existential threat to the United States.
Sep 11, 2026

