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Vigilant Sub On Shakedown Cruise After 3-Year Refit

June 28 2012

United Kingdom

A British Vanguard-class ballistic missile submarine is back at her home in Scotland after a three-year modernization, reports the U.K. Ministry of Defense.

HMS Vigilant was formally re-delivered to the Royal Navy for operational service on June 21.

The 350 million pound (US$544 million) overhaul included the installation of improved strategic weapons equipment, integration of tactical weapons command systems and a new reactor core, reported the MoD.

The new core will...

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