The Minuteman III intercontinental ballistic missile (ICBM) has been on alert since 1970, and its prolonged service is raising concerns.
Initially deployed during the Cold War, the Minuteman III was not designed to last this long, but due to delays and cost issues with its replacement, the LGM-35A Sentinel, the Air Force is considering extending its operational life until 2050.
This situation prompts uncomfortable questions about the sustainability of the US nuclear triad.
The Minuteman III—LGM-30G, in Pentagon jargon—was never meant to last this long.
Author's summary: The Minuteman III's prolonged service sparks concerns.