HC Deb 01 February 1988 vol 126 c446W
Mr. O'Neill

To ask the Secretary of State for Defence by what date he estimates SSBNs 05, 06, 07 and 08 will have their full complement of missiles and warheads.

Mr. Sainsbury

Vanguard class submarines will be fully effective from the start of their operational service. These precise dates are classified.

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