A Missile Past Its Prime: Why the Minuteman III’s Endless Life Extension Forces a Rethink of America’s Nuclear Triad

A Missile Past Its Prime

The Minuteman III intercontinental ballistic missile (ICBM) has been on alert since 1970, but its age is starting to show.

Originally, 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.

The Minuteman III—LGM-30G, in Pentagon jargon—was never meant to last this long.

This situation raises important questions about the future of America's nuclear triad.

Author's summary: The Minuteman III's life extension forces a rethink.

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The Asia Live The Asia Live — 2025-10-17

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