How the U.S. Nuclear Minuteman III ICBM Works | Cold War Technology Explained Ever wondered how America’s land-based nuclear missiles actually work? 🚀 In this video, we break down the Minuteman III Intercontinental Ballistic Missile (ICBM) — one of the most powerful and longest-serving weapons systems in U.S. military history. You’ll learn: • What the Minuteman III ICBM is • How nuclear deterrence works • Why these missiles are kept underground in silos • The basic flight phases of an intercont