'Down Trident'; what if peaceful protest isn't enough. The United King-dom submarine borne nuclear deterrent is carried in four Vanguard Class nuclear powered submarines based at Faslane on the River Clyde. They enjoy a security regime second to none. Imagine a scenario where a ter-rorist group manage to put the safety and security of the submarine fleet at risk and succeed in preventing these vessels from going about their lawful business under the...