🛠️ Invention or technique

Ballistic missile submarine (USS George Washington)

Submarino lanzamisiles balísticos (USS George Washington)

Date
1959-1960 · confidence high
Place
Cape Canaveral, Florida, United States
Credited to
US Navy (Hyman Rickover, Polaris)
Field
Conflict

What it is

A nuclear submarine that launches Polaris ballistic missiles while submerged; the first submerged launch took place on 20 July 1960. It gave nuclear deterrence a nearly undetectable platform.

She was built by converting an attack-submarine hull under construction (Scorpion) with a 40 m missile section.

What it led to

  • second-strike nuclear deterrence
  • Trident and Typhoon submarines
  • strategic arms control treaties
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Sources✓ verified 2026-11-04