It is just over a year since the UK government notified parliament of its plan to develop a new nuclear warhead. The surprise renationalisation of the Atomic Weapons Establishment (AWE) last summer was obviously made in the context of the plan, but probably had more to do with AWE’s repeated failures on safety matters.
Beyond this we’ve learned very few specifics about the warhead plan, but various events provide some clues.
The Bomb we have
There is no officially-…