On June 12, 2025, the CSIS Missile Defense Project hosted a fireside chat with Senator Maria Cantwell (D-WA), Ranking Member of the Senate Committee on Commerce, Science and Transportation, on why protecting America's electromagnetic spectrum is critical to U.S. national security. The discussion examined spectrum challenges across defense, critical infrastructure, and emerging technologies that underpin our national security. The post Protecting America’s Spectrum: A Fireside Chat with Sena...