Does the UK need greater parliamentary scrutiny of its defence spending plans?

There is a decent chunk of Westminster orthodoxy in this result — voters were happy to fund Dreadnought and Astraea, but not to take the bill on trust, and the chamber backed greater scrutiny by better than two to one. That is not a rebellion against nuclear deterrence itself so much as a demand for the receipts, which fits a Parliament that has already complained the published figures are too thin to interrogate properly.

The generational pattern is the more striking texture: every one of the handful of over-65s voted yes, and support climbed steadily with age through the 55-64s and 45-54s, while the youngest voters split down the middle. Women were far more united than men, backing scrutiny by roughly six to one against men's closer two-to-one split — a gulf that suggests this cuts less along the usual defence-hawk lines than along attitudes to opaque government spending generally.

It echoes a familiar British fault line: not whether to spend on defence, where cross-party consensus already runs deep given what European Nato allies spend relative to Russia, but who gets to see how the money is spent, in a country still arguing over the accountability of quangos, arms-length bodies and now a rising nuclear budget.

The instinct on show is less anti-nuclear than anti-opacity — a public willing to pay for the deterrent, reluctant to do so in the dark.