Stop selling off bases for housing and industrial estates.US military leaders have warned that Russia's Severodvinsk-class subs are operating near US coasts.Severodvinsk-class subs have a mix of stealth and striking power that worries US and NATO navies.Why is all our lifting capability concentrated at one base? A few well aimed missiles and our conventional capability would be severed in one go.The 'peace dividend' and ' options for change' sailed a decade ago