America accounts for the lion’s share of weaponry sent to Ukraine. But that may leave it short of arms in onward conflicts; boosting production is not as easy as it may seem. The widespread cost-of-living crunch is particularly acute in Britain; we visit a food bank to see how people are coping. And the surprising demographic trends shaping contemporary California.For full access to print, digital and audio editions of The Economist, subscribe here www.economist.com/intelligenceoffer See acast.com/privacy for privacy and opt-out information.